libxml2-2.12.10-6.fc44

List of Findings

Error: SHELLCHECK_WARNING (CWE-477): [#def1]
/usr/bin/xml2-config:97:44: warning[SC2166]: Prefer [ p ] && [ q ] as [ p -a q ] is not well defined.
#   95|           fi
#   96|   
#   97|->         if [ "-L${libdir}" != "-L/usr/lib" -a "-L${libdir}" != "-L/usr/lib64" ]; then
#   98|               libs="-L${libdir} $libs"
#   99|           fi

Error: COMPILER_WARNING (CWE-704): [#def2]
libxml2-2.12.10/HTMLparser.c: scope_hint: In function 'htmlCheckAutoClose'
libxml2-2.12.10/HTMLparser.c:1449:9: warning[-Wdiscarded-qualifiers]: assignment discards 'const' qualifier from pointer target type
# 1449 |     res = bsearch(&key, htmlStartClose,
#      |         ^
# 1447|       key.oldTag = (const char *) oldtag;
# 1448|       key.newTag = (const char *) newtag;
# 1449|->     res = bsearch(&key, htmlStartClose,
# 1450|               sizeof(htmlStartClose) / sizeof(htmlStartCloseEntry),
# 1451|               sizeof(htmlStartCloseEntry), htmlCompareStartClose);

Error: COMPILER_WARNING (CWE-704): [#def3]
libxml2-2.12.10/HTMLparser.c:1449:9: warning[-Wdiscarded-qualifiers]: assignment discards 'const' qualifier from pointer target type
# 1447|       key.oldTag = (const char *) oldtag;
# 1448|       key.newTag = (const char *) newtag;
# 1449|->     res = bsearch(&key, htmlStartClose,
# 1450|               sizeof(htmlStartClose) / sizeof(htmlStartCloseEntry),
# 1451|               sizeof(htmlStartCloseEntry), htmlCompareStartClose);

Error: CPPCHECK_WARNING (CWE-457): [#def4]
libxml2-2.12.10/HTMLparser.c:2551: warning[uninitvar]: Uninitialized variable: loc
# 2549|       }
# 2550|   
# 2551|->     ret = xmlDictLookup(ctxt->dict, loc, i);
# 2552|       if (ret == NULL)
# 2553|           htmlErrMemory(ctxt, NULL);

Error: CPPCHECK_WARNING (CWE-457): [#def5]
libxml2-2.12.10/HTMLparser.c:2586: warning[uninitvar]: Uninitialized variable: loc
# 2584|       }
# 2585|   
# 2586|->     return(xmlDictLookup(ctxt->dict, loc, i));
# 2587|   }
# 2588|   

Error: CPPCHECK_WARNING (CWE-457): [#def6]
libxml2-2.12.10/catalog.c:2261: warning[uninitvar]: Uninitialized variable: buf
# 2259|   	    return(NULL);
# 2260|       }
# 2261|->     *name = xmlStrndup(buf, len);
# 2262|       return(cur);
# 2263|   }

Error: GCC_ANALYZER_WARNING (CWE-835): [#def7]
libxml2-2.12.10/dict.c:637:12: warning[-Wanalyzer-infinite-loop]: infinite loop
#  635|        */
#  636|       oldentry = dict->table;
#  637|->     while (oldentry->hashValue != 0) {
#  638|           if (++oldentry >= oldend)
#  639|               oldentry = dict->table;

Error: GCC_ANALYZER_WARNING (CWE-476): [#def8]
libxml2-2.12.10/dict.c:777:9: warning[-Wanalyzer-null-dereference]: dereference of NULL 'entry'
libxml2-2.12.10/dict.c:894:1: enter_function: entry to 'xmlDictQLookup'
libxml2-2.12.10/dict.c:897:13: call_function: calling 'xmlDictLookupInternal' from 'xmlDictQLookup'
#  775|        * Shift the remainder of the probe sequence to the right
#  776|        */
#  777|->     if (entry->hashValue != 0) {
#  778|           const xmlDictEntry *end = &dict->table[dict->size];
#  779|           const xmlDictEntry *cur = entry;

Error: GCC_ANALYZER_WARNING (CWE-401): [#def9]
libxml2-2.12.10/encoding.c:1729:8: warning[-Wanalyzer-malloc-leak]: leak of 'iconv_open("UTF-8", name)'
libxml2-2.12.10/encoding.c:1700:8: branch_false: following 'false' branch...
libxml2-2.12.10/encoding.c:1706:5: branch_false: ...to here
libxml2-2.12.10/encoding.c:1706:16: branch_true: following 'true' branch (when 'i != 99')...
libxml2-2.12.10/encoding.c:1707:27: branch_true: ...to here
libxml2-2.12.10/encoding.c:1712:17: branch_true: following 'true' branch (when 'i != 8')...
libxml2-2.12.10/encoding.c:1713:27: branch_true: ...to here
libxml2-2.12.10/encoding.c:1713:12: branch_false: following 'false' branch (when the strings are non-equal)...
libxml2-2.12.10/encoding.c:1712:49: branch_false: ...to here
libxml2-2.12.10/encoding.c:1713:12: branch_false: following 'false' branch (when the strings are non-equal)...
libxml2-2.12.10/encoding.c:1712:49: branch_false: ...to here
libxml2-2.12.10/encoding.c:1727:14: acquire_memory: allocated here
libxml2-2.12.10/encoding.c:1729:8: danger: 'iconv_open("UTF-8", name)' leaks here; was allocated at [(11)](sarif:/runs/0/results/0/codeFlows/0/threadFlows/0/locations/10)
# 1727|       icv_in = iconv_open("UTF-8", name);
# 1728|       icv_out = iconv_open(name, "UTF-8");
# 1729|->     if (icv_in == (iconv_t) -1) {
# 1730|           icv_in = iconv_open("UTF-8", upper);
# 1731|       }

Error: GCC_ANALYZER_WARNING (CWE-401): [#def10]
libxml2-2.12.10/encoding.c:1732:8: warning[-Wanalyzer-malloc-leak]: leak of 'iconv_open(name, "UTF-8")'
libxml2-2.12.10/encoding.c:1700:8: branch_false: following 'false' branch...
libxml2-2.12.10/encoding.c:1706:5: branch_false: ...to here
libxml2-2.12.10/encoding.c:1706:16: branch_true: following 'true' branch (when 'i != 99')...
libxml2-2.12.10/encoding.c:1707:27: branch_true: ...to here
libxml2-2.12.10/encoding.c:1712:17: branch_true: following 'true' branch (when 'i != 8')...
libxml2-2.12.10/encoding.c:1713:27: branch_true: ...to here
libxml2-2.12.10/encoding.c:1713:12: branch_false: following 'false' branch (when the strings are non-equal)...
libxml2-2.12.10/encoding.c:1712:49: branch_false: ...to here
libxml2-2.12.10/encoding.c:1713:12: branch_false: following 'false' branch (when the strings are non-equal)...
libxml2-2.12.10/encoding.c:1712:49: branch_false: ...to here
libxml2-2.12.10/encoding.c:1728:15: acquire_memory: allocated here
libxml2-2.12.10/encoding.c:1729:8: branch_false: following 'false' branch...
libxml2-2.12.10/encoding.c:1732:8: branch_false: ...to here
libxml2-2.12.10/encoding.c:1732:8: danger: 'iconv_open(name, "UTF-8")' leaks here; was allocated at [(11)](sarif:/runs/0/results/1/codeFlows/0/threadFlows/0/locations/10)
# 1730|           icv_in = iconv_open("UTF-8", upper);
# 1731|       }
# 1732|->     if (icv_out == (iconv_t) -1) {
# 1733|   	icv_out = iconv_open(upper, "UTF-8");
# 1734|       }

Error: GCC_ANALYZER_WARNING (CWE-835): [#def11]
libxml2-2.12.10/hash.c:382:12: warning[-Wanalyzer-infinite-loop]: infinite loop
#  380|        */
#  381|       oldentry = hash->table;
#  382|->     while (oldentry->hashValue != 0) {
#  383|           if (++oldentry >= oldend)
#  384|               oldentry = hash->table;

Error: GCC_ANALYZER_WARNING (CWE-476): [#def12]
libxml2-2.12.10/hash.c:556:9: warning[-Wanalyzer-null-dereference]: dereference of NULL 'entry'
libxml2-2.12.10/hash.c:1050:1: enter_function: entry to 'xmlHashCopy'
libxml2-2.12.10/hash.c:1054:8: branch_false: following 'false' branch...
libxml2-2.12.10/hash.c:1057:25: branch_false: ...to here
libxml2-2.12.10/hash.c:1057:11: call_function: calling 'xmlHashCreate' from 'xmlHashCopy'
libxml2-2.12.10/hash.c:1057:11: return_function: returning to 'xmlHashCopy' from 'xmlHashCreate'
libxml2-2.12.10/hash.c:1058:8: branch_false: following 'false' branch...
libxml2-2.12.10/hash.c:1061:9: branch_false: ...to here
libxml2-2.12.10/hash.c:1061:8: branch_false: following 'false' branch...
libxml2-2.12.10/hash.c:1064:12: branch_false: ...to here
libxml2-2.12.10/hash.c:1066:31: branch_true: following 'true' branch (when 'entry < end')...
libxml2-2.12.10/hash.c:1067:13: branch_true: ...to here
libxml2-2.12.10/hash.c:1067:12: branch_true: following 'true' branch...
libxml2-2.12.10/hash.c:1069:51: branch_true: ...to here
libxml2-2.12.10/hash.c:1068:13: call_function: calling 'xmlHashAddEntry3' from 'xmlHashCopy'
#  554|        * Shift the remainder of the probe sequence to the right
#  555|        */
#  556|->     if (entry->hashValue != 0) {
#  557|           const xmlHashEntry *end = &hash->table[hash->size];
#  558|           const xmlHashEntry *cur = entry;

Error: GCC_ANALYZER_WARNING (CWE-835): [#def13]
libxml2-2.12.10/hash.c:931:12: warning[-Wanalyzer-infinite-loop]: infinite loop
libxml2-2.12.10/hash.c:931:12: danger: infinite loop here
libxml2-2.12.10/hash.c:931:12: branch_true: if it ever follows 'true' branch, it will always do so...
libxml2-2.12.10/hash.c:932:12: branch_true: ...to here
libxml2-2.12.10/hash.c:932:12: branch_true: when 'end <= entry': always following 'true' branch...
libxml2-2.12.10/hash.c:932:12: branch_true: ...to here
#  929|       entry = hash->table;
#  930|       end = &hash->table[hash->size];
#  931|->     while (entry->hashValue != 0) {
#  932|           if (++entry >= end)
#  933|               entry = hash->table;

Error: GCC_ANALYZER_WARNING (CWE-835): [#def14]
libxml2-2.12.10/hash.c:1011:12: warning[-Wanalyzer-infinite-loop]: infinite loop
libxml2-2.12.10/hash.c:1011:12: danger: infinite loop here
libxml2-2.12.10/hash.c:1011:12: branch_true: if it ever follows 'true' branch, it will always do so...
libxml2-2.12.10/hash.c:1012:12: branch_true: ...to here
libxml2-2.12.10/hash.c:1012:12: branch_true: when 'end <= entry': always following 'true' branch...
libxml2-2.12.10/hash.c:1012:12: branch_true: ...to here
# 1009|       entry = hash->table;
# 1010|       end = &hash->table[hash->size];
# 1011|->     while (entry->hashValue != 0) {
# 1012|           if (++entry >= end)
# 1013|               entry = hash->table;

Error: GCC_ANALYZER_WARNING (CWE-775): [#def15]
libxml2-2.12.10/nanoftp.c:882:9: warning[-Wanalyzer-fd-leak]: leak of file descriptor '*(struct xmlNanoFTPCtxt *)ctx.controlFd'
libxml2-2.12.10/nanoftp.c:1865:1: enter_function: entry to 'xmlNanoFTPOpen'
libxml2-2.12.10/nanoftp.c:1870:8: branch_false: following 'false' branch (when 'URL' is non-NULL)...
libxml2-2.12.10/nanoftp.c:1871:9: branch_false: ...to here
libxml2-2.12.10/nanoftp.c:1871:8: branch_false: following 'false' branch...
libxml2-2.12.10/nanoftp.c:1873:32: branch_false: ...to here
libxml2-2.12.10/nanoftp.c:1873:32: call_function: calling 'xmlNanoFTPNewCtxt' from 'xmlNanoFTPOpen'
libxml2-2.12.10/nanoftp.c:1873:32: return_function: returning to 'xmlNanoFTPOpen' from 'xmlNanoFTPNewCtxt'
libxml2-2.12.10/nanoftp.c:1874:8: branch_false: following 'false' branch...
libxml2-2.12.10/nanoftp.c:1875:9: branch_false: ...to here
libxml2-2.12.10/nanoftp.c:1875:9: call_function: calling 'xmlNanoFTPConnect' from 'xmlNanoFTPOpen'
#  880|        * Do the connect.
#  881|        */
#  882|->     if (connect(ctxt->controlFd, (struct sockaddr *) &ctxt->ftpAddr,
#  883|   	    addrlen) < 0) {
#  884|   	__xmlIOErr(XML_FROM_FTP, 0, "Failed to create a connection");

Error: GCC_ANALYZER_WARNING (CWE-775): [#def16]
libxml2-2.12.10/nanoftp.c:1368:13: warning[-Wanalyzer-fd-leak]: leak of file descriptor '*(struct xmlNanoFTPCtxt *)ctx.dataFd'
libxml2-2.12.10/nanoftp.c:1714:1: enter_function: entry to 'xmlNanoFTPGetSocket'
libxml2-2.12.10/nanoftp.c:1718:8: branch_false: following 'false' branch (when 'ctx' is non-NULL)...
libxml2-2.12.10/nanoftp.c:1720:8: branch_false: ...to here
libxml2-2.12.10/nanoftp.c:1722:20: call_function: calling 'xmlNanoFTPGetConnection' from 'xmlNanoFTPGetSocket'
# 1366|   	}
# 1367|   
# 1368|-> 	if (connect(ctxt->dataFd, (struct sockaddr *) &dataAddr, dataAddrLen) < 0) {
# 1369|   	    __xmlIOErr(XML_FROM_FTP, 0, "Failed to create a data connection");
# 1370|   	    closesocket(ctxt->dataFd); ctxt->dataFd = INVALID_SOCKET;

Error: GCC_ANALYZER_WARNING (CWE-775): [#def17]
libxml2-2.12.10/nanoftp.c:1382:13: warning[-Wanalyzer-fd-leak]: leak of file descriptor '*(struct xmlNanoFTPCtxt *)ctx.dataFd'
libxml2-2.12.10/nanoftp.c:1714:1: enter_function: entry to 'xmlNanoFTPGetSocket'
libxml2-2.12.10/nanoftp.c:1718:8: branch_false: following 'false' branch (when 'ctx' is non-NULL)...
libxml2-2.12.10/nanoftp.c:1720:8: branch_false: ...to here
libxml2-2.12.10/nanoftp.c:1722:20: call_function: calling 'xmlNanoFTPGetConnection' from 'xmlNanoFTPGetSocket'
# 1380|   	    ((struct sockaddr_in *)&dataAddr)->sin_port = 0;
# 1381|   
# 1382|-> 	if (bind(ctxt->dataFd, (struct sockaddr *) &dataAddr, dataAddrLen) < 0) {
# 1383|   	    __xmlIOErr(XML_FROM_FTP, 0, "bind failed");
# 1384|   	    closesocket(ctxt->dataFd); ctxt->dataFd = INVALID_SOCKET;

Error: GCC_ANALYZER_WARNING (CWE-775): [#def18]
libxml2-2.12.10/nanoftp.c:1389:13: warning[-Wanalyzer-fd-leak]: leak of file descriptor '*(struct xmlNanoFTPCtxt *)ctx.dataFd'
libxml2-2.12.10/nanoftp.c:1714:1: enter_function: entry to 'xmlNanoFTPGetSocket'
libxml2-2.12.10/nanoftp.c:1718:8: branch_false: following 'false' branch (when 'ctx' is non-NULL)...
libxml2-2.12.10/nanoftp.c:1720:8: branch_false: ...to here
libxml2-2.12.10/nanoftp.c:1722:20: call_function: calling 'xmlNanoFTPGetConnection' from 'xmlNanoFTPGetSocket'
# 1387|           getsockname(ctxt->dataFd, (struct sockaddr *) &dataAddr, &dataAddrLen);
# 1388|   
# 1389|-> 	if (listen(ctxt->dataFd, 1) < 0) {
# 1390|   	    __xmlIOErr(XML_FROM_FTP, 0, "listen failed");
# 1391|   	    closesocket(ctxt->dataFd); ctxt->dataFd = INVALID_SOCKET;

Error: GCC_ANALYZER_WARNING (CWE-775): [#def19]
libxml2-2.12.10/nanoftp.c:1397:13: warning[-Wanalyzer-fd-leak]: leak of file descriptor
libxml2-2.12.10/nanoftp.c:1714:1: enter_function: entry to 'xmlNanoFTPGetSocket'
libxml2-2.12.10/nanoftp.c:1718:8: branch_false: following 'false' branch (when 'ctx' is non-NULL)...
libxml2-2.12.10/nanoftp.c:1720:8: branch_false: ...to here
libxml2-2.12.10/nanoftp.c:1722:20: call_function: calling 'xmlNanoFTPGetConnection' from 'xmlNanoFTPGetSocket'
# 1395|   	if ((ctxt->ftpAddr).ss_family == AF_INET6) {
# 1396|   	    char buf6[INET6_ADDRSTRLEN];
# 1397|-> 	    inet_ntop (AF_INET6, &((struct sockaddr_in6 *)&dataAddr)->sin6_addr,
# 1398|   		    buf6, INET6_ADDRSTRLEN);
# 1399|   	    adp = (unsigned char *) buf6;

Error: GCC_ANALYZER_WARNING (CWE-775): [#def20]
libxml2-2.12.10/nanoftp.c:1407:13: warning[-Wanalyzer-fd-leak]: leak of file descriptor
libxml2-2.12.10/nanoftp.c:1714:1: enter_function: entry to 'xmlNanoFTPGetSocket'
libxml2-2.12.10/nanoftp.c:1718:8: branch_false: following 'false' branch (when 'ctx' is non-NULL)...
libxml2-2.12.10/nanoftp.c:1720:8: branch_false: ...to here
libxml2-2.12.10/nanoftp.c:1722:20: call_function: calling 'xmlNanoFTPGetConnection' from 'xmlNanoFTPGetSocket'
# 1405|   	    adp = (unsigned char *) &((struct sockaddr_in *)&dataAddr)->sin_addr;
# 1406|   	    portp = (unsigned char *) &((struct sockaddr_in *)&dataAddr)->sin_port;
# 1407|-> 	    snprintf (buf, sizeof(buf), "PORT %d,%d,%d,%d,%d,%d\r\n",
# 1408|   	    adp[0] & 0xff, adp[1] & 0xff, adp[2] & 0xff, adp[3] & 0xff,
# 1409|   	    portp[0] & 0xff, portp[1] & 0xff);

Error: CPPCHECK_WARNING (CWE-562): [#def21]
libxml2-2.12.10/nanohttp.c:632: error[returnDanglingLifetime]: Returning pointer to local variable 'buf' that will be invalid when returning.
#  630|   		else
#  631|   		    *bp = 0;
#  632|-> 		return(xmlMemStrdup(buf));
#  633|   	    }
#  634|   	    else if ( rc == -1 ) {

Error: GCC_ANALYZER_WARNING (CWE-835): [#def22]
libxml2-2.12.10/parserInternals.c:1101:20: warning[-Wanalyzer-infinite-loop]: infinite loop
# 1099|   
# 1100|               i += 8;
# 1101|->             while (IS_BLANK_CH(out[i]))
# 1102|                   i += 1;
# 1103|               if (out[i++] != '=')

Error: CPPCHECK_WARNING (CWE-457): [#def23]
libxml2-2.12.10/python/libxml.c:1522: error[uninitvar]: Uninitialized variable: *ptr
# 1520|   #if PY_MAJOR_VERSION >= 3
# 1521|           /* Ensure the error string doesn't start at UTF8 continuation. */
# 1522|->         while (*ptr && (*ptr & 0xc0) == 0x80)
# 1523|               ptr++;
# 1524|   #endif

Error: COMPILER_WARNING (CWE-681): [#def24]
libxml2-2.12.10/python/libxml.c: scope_hint: In function 'libxml_xmlErrorFuncHandler'
libxml2-2.12.10/python/libxml.c:1529:43: warning[-Wpointer-sign]: pointer targets in passing argument 1 of 'libxml_charPtrConstWrap' differ in signedness
# 1529 |         message = libxml_charPtrConstWrap(ptr);
#      |                                           ^~~
#      |                                           |
#      |                                           unsigned char *
libxml2-2.12.10/python/libxml.c:29: included_from: Included from here.
libxml2-2.12.10/python/libxml_wrap.h:258:48: note: expected 'const char *' but argument is of type 'unsigned char *'
#  258 | PyObject * libxml_charPtrConstWrap(const char *str);
#      |                                    ~~~~~~~~~~~~^~~
# 1527|           PyTuple_SetItem(list, 0, libxml_xmlPythonErrorFuncCtxt);
# 1528|           Py_XINCREF(libxml_xmlPythonErrorFuncCtxt);
# 1529|->         message = libxml_charPtrConstWrap(ptr);
# 1530|           PyTuple_SetItem(list, 1, message);
# 1531|           result = PyObject_CallObject(libxml_xmlPythonErrorFuncHandler, list);

Error: GCC_ANALYZER_WARNING (CWE-476): [#def25]
libxml2-2.12.10/python/libxml.c:1673:9: warning[-Wanalyzer-null-dereference]: dereference of NULL 'ctxt'
libxml2-2.12.10/python/libxml.c:1669:8: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml.c:1672:31: branch_false: ...to here
libxml2-2.12.10/python/libxml.c:1672:12: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml.c:1673:9: branch_false: ...to here
libxml2-2.12.10/python/libxml.c:1673:9: danger: dereference of NULL 'ctxt'
# 1671|           return(NULL);
# 1672|       ctxt = (xmlParserCtxtPtr) PyparserCtxt_Get(pyobj_ctxt);
# 1673|->     if (ctxt->_private == NULL) {
# 1674|   	pyCtxt = xmlMalloc(sizeof(xmlParserCtxtPyCtxt));
# 1675|   	if (pyCtxt == NULL) {

Error: GCC_ANALYZER_WARNING (CWE-476): [#def26]
libxml2-2.12.10/python/libxml.c:1723:9: warning[-Wanalyzer-null-dereference]: dereference of NULL 'ctxt'
libxml2-2.12.10/python/libxml.c:1718:8: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml.c:1721:31: branch_false: ...to here
libxml2-2.12.10/python/libxml.c:1721:12: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml.c:1722:17: branch_false: ...to here
libxml2-2.12.10/python/libxml.c:1723:9: danger: dereference of NULL 'ctxt'
# 1721|       ctxt = (xmlParserCtxtPtr) PyparserCtxt_Get(pyobj_ctxt);
# 1722|       py_retval = PyTuple_New(2);
# 1723|->     if (ctxt->_private != NULL) {
# 1724|   	pyCtxt = (xmlParserCtxtPyCtxtPtr)ctxt->_private;
# 1725|   

Error: GCC_ANALYZER_WARNING (CWE-476): [#def27]
libxml2-2.12.10/python/libxml.c:1881:5: warning[-Wanalyzer-null-dereference]: dereference of NULL 'ctxt'
libxml2-2.12.10/python/libxml.c:1845:1: enter_function: entry to 'libxml_xmlSetValidErrors'
libxml2-2.12.10/python/libxml.c:1855:8: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml.c:1859:12: branch_false: ...to here
libxml2-2.12.10/python/libxml.c:1859:12: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml.c:1860:14: branch_false: ...to here
libxml2-2.12.10/python/libxml.c:1861:8: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml.c:1865:5: branch_false: ...to here
libxml2-2.12.10/python/libxml.c:1869:5: call_function: calling 'Py_XDECREF' from 'libxml_xmlSetValidErrors'
libxml2-2.12.10/python/libxml.c:1869:5: return_function: returning to 'libxml_xmlSetValidErrors' from 'Py_XDECREF'
libxml2-2.12.10/python/libxml.c:1881:5: danger: dereference of NULL 'ctxt'
# 1879|       pyCtxt->arg = pyobj_arg;
# 1880|   
# 1881|->     ctxt->error = libxml_xmlValidCtxtErrorFuncHandler;
# 1882|       ctxt->warning = libxml_xmlValidCtxtWarningFuncHandler;
# 1883|       ctxt->userData = pyCtxt;

Error: GCC_ANALYZER_WARNING (CWE-476): [#def28]
libxml2-2.12.10/python/libxml.c:1900:5: warning[-Wanalyzer-null-dereference]: dereference of NULL 'cur'
libxml2-2.12.10/python/libxml.c:1896:8: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml.c:1898:29: branch_false: ...to here
libxml2-2.12.10/python/libxml.c:1898:11: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml.c:1900:5: branch_false: ...to here
libxml2-2.12.10/python/libxml.c:1900:5: danger: dereference of NULL 'cur'
# 1898|       cur = (xmlValidCtxtPtr) PyValidCtxt_Get(pyobj_cur);
# 1899|   
# 1900|->     pyCtxt = (xmlValidCtxtPyCtxtPtr)(cur->userData);
# 1901|       if (pyCtxt != NULL)
# 1902|       {

Error: GCC_ANALYZER_WARNING (CWE-476): [#def29]
libxml2-2.12.10/python/libxml.c:2284:13: warning[-Wanalyzer-null-dereference]: dereference of NULL 'cur'
libxml2-2.12.10/python/libxml.c:2280:8: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml.c:2282:11: branch_false: ...to here
libxml2-2.12.10/python/libxml.c:2282:11: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml.c:2284:13: branch_false: ...to here
libxml2-2.12.10/python/libxml.c:2284:13: danger: dereference of NULL 'cur'
# 2282|       cur = PyxmlNode_Get(obj);
# 2283|   
# 2284|->     switch (cur->type) {
# 2285|           case XML_DOCUMENT_NODE:
# 2286|           case XML_HTML_DOCUMENT_NODE:{

Error: GCC_ANALYZER_WARNING (CWE-476): [#def30]
libxml2-2.12.10/python/libxml.c:2324:13: warning[-Wanalyzer-null-dereference]: dereference of NULL 'cur'
libxml2-2.12.10/python/libxml.c:2320:8: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml.c:2322:11: branch_false: ...to here
libxml2-2.12.10/python/libxml.c:2322:11: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml.c:2324:13: branch_false: ...to here
libxml2-2.12.10/python/libxml.c:2324:13: danger: dereference of NULL 'cur'
# 2322|       cur = PyxmlNode_Get(obj);
# 2323|   
# 2324|->     switch (cur->type) {
# 2325|           case XML_DOCUMENT_NODE:
# 2326|           case XML_HTML_DOCUMENT_NODE:

Error: GCC_ANALYZER_WARNING (CWE-476): [#def31]
libxml2-2.12.10/python/libxml.c:2375:13: warning[-Wanalyzer-null-dereference]: dereference of NULL 'cur'
libxml2-2.12.10/python/libxml.c:2371:8: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml.c:2373:11: branch_false: ...to here
libxml2-2.12.10/python/libxml.c:2373:11: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml.c:2375:13: branch_false: ...to here
libxml2-2.12.10/python/libxml.c:2375:13: danger: dereference of NULL 'cur'
# 2373|       cur = PyxmlNode_Get(obj);
# 2374|   
# 2375|->     switch (cur->type) {
# 2376|           case XML_DOCUMENT_NODE:
# 2377|           case XML_HTML_DOCUMENT_NODE:

Error: GCC_ANALYZER_WARNING (CWE-476): [#def32]
libxml2-2.12.10/python/libxml.c:2412:13: warning[-Wanalyzer-null-dereference]: dereference of NULL 'cur'
libxml2-2.12.10/python/libxml.c:2408:8: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml.c:2410:11: branch_false: ...to here
libxml2-2.12.10/python/libxml.c:2410:11: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml.c:2412:13: branch_false: ...to here
libxml2-2.12.10/python/libxml.c:2412:13: danger: dereference of NULL 'cur'
# 2410|       cur = PyxmlNode_Get(obj);
# 2411|   
# 2412|->     switch (cur->type) {
# 2413|           case XML_DOCUMENT_NODE:
# 2414|           case XML_HTML_DOCUMENT_NODE:

Error: GCC_ANALYZER_WARNING (CWE-476): [#def33]
libxml2-2.12.10/python/libxml.c:2445:13: warning[-Wanalyzer-null-dereference]: dereference of NULL 'cur'
libxml2-2.12.10/python/libxml.c:2441:8: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml.c:2443:11: branch_false: ...to here
libxml2-2.12.10/python/libxml.c:2443:11: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml.c:2445:13: branch_false: ...to here
libxml2-2.12.10/python/libxml.c:2445:13: danger: dereference of NULL 'cur'
# 2443|       cur = PyxmlNode_Get(obj);
# 2444|   
# 2445|->     switch (cur->type) {
# 2446|           case XML_ELEMENT_NODE:
# 2447|           case XML_ENTITY_REF_NODE:

Error: GCC_ANALYZER_WARNING (CWE-476): [#def34]
libxml2-2.12.10/python/libxml.c:2481:13: warning[-Wanalyzer-null-dereference]: dereference of NULL 'cur'
libxml2-2.12.10/python/libxml.c:2477:8: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml.c:2479:11: branch_false: ...to here
libxml2-2.12.10/python/libxml.c:2479:11: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml.c:2481:13: branch_false: ...to here
libxml2-2.12.10/python/libxml.c:2481:13: danger: dereference of NULL 'cur'
# 2479|       cur = PyxmlNode_Get(obj);
# 2480|   
# 2481|->     switch (cur->type) {
# 2482|           case XML_ELEMENT_NODE:
# 2483|           case XML_ENTITY_REF_NODE:

Error: GCC_ANALYZER_WARNING (CWE-476): [#def35]
libxml2-2.12.10/python/libxml.c:2517:13: warning[-Wanalyzer-null-dereference]: dereference of NULL 'cur'
libxml2-2.12.10/python/libxml.c:2513:8: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml.c:2515:11: branch_false: ...to here
libxml2-2.12.10/python/libxml.c:2515:11: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml.c:2517:13: branch_false: ...to here
libxml2-2.12.10/python/libxml.c:2517:13: danger: dereference of NULL 'cur'
# 2515|       cur = PyxmlNode_Get(obj);
# 2516|   
# 2517|->     switch (cur->type) {
# 2518|           case XML_DOCUMENT_NODE:
# 2519|           case XML_HTML_DOCUMENT_NODE:

Error: GCC_ANALYZER_WARNING (CWE-476): [#def36]
libxml2-2.12.10/python/libxml.c:2920:26: warning[-Wanalyzer-null-dereference]: dereference of NULL 'ctxt'
libxml2-2.12.10/python/libxml.c:2914:8: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml.c:2917:31: branch_false: ...to here
libxml2-2.12.10/python/libxml.c:2917:12: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml.c:2919:9: branch_false: ...to here
libxml2-2.12.10/python/libxml.c:2919:8: branch_true: following 'true' branch...
libxml2-2.12.10/python/libxml.c:2920:26: branch_true: ...to here
libxml2-2.12.10/python/libxml.c:2920:26: danger: dereference of NULL 'ctxt'
# 2918|   
# 2919|       if (URL != NULL) {
# 2920|-> 	ctxt->catalogs = xmlCatalogAddLocal(ctxt->catalogs, URL);
# 2921|       }
# 2922|   

Error: GCC_ANALYZER_WARNING (CWE-476): [#def37]
libxml2-2.12.10/python/libxml2-py.c:2599:5: warning[-Wanalyzer-null-dereference]: dereference of NULL 'Error'
libxml2-2.12.10/python/libxml2-py.c:2595:8: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:2597:27: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:2597:13: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:2599:5: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:2599:5: danger: dereference of NULL 'Error'
# 2597|       Error = (xmlErrorPtr) PyError_Get(pyobj_Error);
# 2598|   
# 2599|->     c_retval = Error->code;
# 2600|       py_retval = libxml_intWrap((int) c_retval);
# 2601|       return(py_retval);

Error: GCC_ANALYZER_WARNING (CWE-476): [#def38]
libxml2-2.12.10/python/libxml2-py.c:2615:5: warning[-Wanalyzer-null-dereference]: dereference of NULL 'Error'
libxml2-2.12.10/python/libxml2-py.c:2611:8: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:2613:27: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:2613:13: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:2615:5: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:2615:5: danger: dereference of NULL 'Error'
# 2613|       Error = (xmlErrorPtr) PyError_Get(pyobj_Error);
# 2614|   
# 2615|->     c_retval = Error->domain;
# 2616|       py_retval = libxml_intWrap((int) c_retval);
# 2617|       return(py_retval);

Error: GCC_ANALYZER_WARNING (CWE-476): [#def39]
libxml2-2.12.10/python/libxml2-py.c:2631:5: warning[-Wanalyzer-null-dereference]: dereference of NULL 'Error'
libxml2-2.12.10/python/libxml2-py.c:2627:8: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:2629:27: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:2629:13: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:2631:5: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:2631:5: danger: dereference of NULL 'Error'
# 2629|       Error = (xmlErrorPtr) PyError_Get(pyobj_Error);
# 2630|   
# 2631|->     c_retval = Error->file;
# 2632|       py_retval = libxml_charPtrConstWrap((const char *) c_retval);
# 2633|       return(py_retval);

Error: GCC_ANALYZER_WARNING (CWE-476): [#def40]
libxml2-2.12.10/python/libxml2-py.c:2647:16: warning[-Wanalyzer-null-dereference]: dereference of NULL 'Error'
libxml2-2.12.10/python/libxml2-py.c:2643:8: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:2645:27: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:2645:13: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:2647:16: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:2647:16: danger: dereference of NULL 'Error'
# 2645|       Error = (xmlErrorPtr) PyError_Get(pyobj_Error);
# 2646|   
# 2647|->     c_retval = Error->level;
# 2648|       py_retval = libxml_intWrap((int) c_retval);
# 2649|       return(py_retval);

Error: GCC_ANALYZER_WARNING (CWE-476): [#def41]
libxml2-2.12.10/python/libxml2-py.c:2663:5: warning[-Wanalyzer-null-dereference]: dereference of NULL 'Error'
libxml2-2.12.10/python/libxml2-py.c:2659:8: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:2661:27: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:2661:13: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:2663:5: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:2663:5: danger: dereference of NULL 'Error'
# 2661|       Error = (xmlErrorPtr) PyError_Get(pyobj_Error);
# 2662|   
# 2663|->     c_retval = Error->line;
# 2664|       py_retval = libxml_intWrap((int) c_retval);
# 2665|       return(py_retval);

Error: GCC_ANALYZER_WARNING (CWE-476): [#def42]
libxml2-2.12.10/python/libxml2-py.c:2679:5: warning[-Wanalyzer-null-dereference]: dereference of NULL 'Error'
libxml2-2.12.10/python/libxml2-py.c:2675:8: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:2677:27: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:2677:13: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:2679:5: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:2679:5: danger: dereference of NULL 'Error'
# 2677|       Error = (xmlErrorPtr) PyError_Get(pyobj_Error);
# 2678|   
# 2679|->     c_retval = Error->message;
# 2680|       py_retval = libxml_charPtrConstWrap((const char *) c_retval);
# 2681|       return(py_retval);

Error: GCC_ANALYZER_WARNING (CWE-476): [#def43]
libxml2-2.12.10/python/libxml2-py.c:5827:5: warning[-Wanalyzer-null-dereference]: dereference of NULL 'ctxt'
libxml2-2.12.10/python/libxml2-py.c:5823:8: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:5825:31: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:5825:12: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:5827:5: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:5827:5: danger: dereference of NULL 'ctxt'
# 5825|       ctxt = (xmlParserCtxtPtr) PyparserCtxt_Get(pyobj_ctxt);
# 5826|   
# 5827|->     c_retval = ctxt->myDoc;
# 5828|       py_retval = libxml_xmlDocPtrWrap((xmlDocPtr) c_retval);
# 5829|       return(py_retval);

Error: GCC_ANALYZER_WARNING (CWE-476): [#def44]
libxml2-2.12.10/python/libxml2-py.c:5843:5: warning[-Wanalyzer-null-dereference]: dereference of NULL 'ctxt'
libxml2-2.12.10/python/libxml2-py.c:5839:8: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:5841:31: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:5841:12: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:5843:5: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:5843:5: danger: dereference of NULL 'ctxt'
# 5841|       ctxt = (xmlParserCtxtPtr) PyparserCtxt_Get(pyobj_ctxt);
# 5842|   
# 5843|->     c_retval = ctxt->valid;
# 5844|       py_retval = libxml_intWrap((int) c_retval);
# 5845|       return(py_retval);

Error: GCC_ANALYZER_WARNING (CWE-476): [#def45]
libxml2-2.12.10/python/libxml2-py.c:5859:5: warning[-Wanalyzer-null-dereference]: dereference of NULL 'ctxt'
libxml2-2.12.10/python/libxml2-py.c:5855:8: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:5857:31: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:5857:12: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:5859:5: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:5859:5: danger: dereference of NULL 'ctxt'
# 5857|       ctxt = (xmlParserCtxtPtr) PyparserCtxt_Get(pyobj_ctxt);
# 5858|   
# 5859|->     c_retval = ctxt->wellFormed;
# 5860|       py_retval = libxml_intWrap((int) c_retval);
# 5861|       return(py_retval);

Error: GCC_ANALYZER_WARNING (CWE-476): [#def46]
libxml2-2.12.10/python/libxml2-py.c:5966:5: warning[-Wanalyzer-null-dereference]: dereference of NULL 'ctxt'
libxml2-2.12.10/python/libxml2-py.c:5962:8: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:5964:31: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:5964:12: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:5966:5: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:5966:5: danger: dereference of NULL 'ctxt'
# 5964|       ctxt = (xmlParserCtxtPtr) PyparserCtxt_Get(pyobj_ctxt);
# 5965|   
# 5966|->     ctxt->linenumbers = linenumbers;
# 5967|       Py_INCREF(Py_None);
# 5968|       return(Py_None);

Error: GCC_ANALYZER_WARNING (CWE-476): [#def47]
libxml2-2.12.10/python/libxml2-py.c:5981:5: warning[-Wanalyzer-null-dereference]: dereference of NULL 'ctxt'
libxml2-2.12.10/python/libxml2-py.c:5977:8: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:5979:31: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:5979:12: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:5981:5: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:5981:5: danger: dereference of NULL 'ctxt'
# 5979|       ctxt = (xmlParserCtxtPtr) PyparserCtxt_Get(pyobj_ctxt);
# 5980|   
# 5981|->     ctxt->loadsubset = loadsubset;
# 5982|       Py_INCREF(Py_None);
# 5983|       return(Py_None);

Error: GCC_ANALYZER_WARNING (CWE-476): [#def48]
libxml2-2.12.10/python/libxml2-py.c:5996:5: warning[-Wanalyzer-null-dereference]: dereference of NULL 'ctxt'
libxml2-2.12.10/python/libxml2-py.c:5992:8: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:5994:31: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:5994:12: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:5996:5: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:5996:5: danger: dereference of NULL 'ctxt'
# 5994|       ctxt = (xmlParserCtxtPtr) PyparserCtxt_Get(pyobj_ctxt);
# 5995|   
# 5996|->     ctxt->pedantic = pedantic;
# 5997|       Py_INCREF(Py_None);
# 5998|       return(Py_None);

Error: GCC_ANALYZER_WARNING (CWE-476): [#def49]
libxml2-2.12.10/python/libxml2-py.c:6011:5: warning[-Wanalyzer-null-dereference]: dereference of NULL 'ctxt'
libxml2-2.12.10/python/libxml2-py.c:6007:8: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:6009:31: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:6009:12: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:6011:5: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:6011:5: danger: dereference of NULL 'ctxt'
# 6009|       ctxt = (xmlParserCtxtPtr) PyparserCtxt_Get(pyobj_ctxt);
# 6010|   
# 6011|->     ctxt->replaceEntities = replaceEntities;
# 6012|       Py_INCREF(Py_None);
# 6013|       return(Py_None);

Error: GCC_ANALYZER_WARNING (CWE-476): [#def50]
libxml2-2.12.10/python/libxml2-py.c:6026:5: warning[-Wanalyzer-null-dereference]: dereference of NULL 'ctxt'
libxml2-2.12.10/python/libxml2-py.c:6022:8: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:6024:31: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:6024:12: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:6026:5: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:6026:5: danger: dereference of NULL 'ctxt'
# 6024|       ctxt = (xmlParserCtxtPtr) PyparserCtxt_Get(pyobj_ctxt);
# 6025|   
# 6026|->     ctxt->validate = validate;
# 6027|       Py_INCREF(Py_None);
# 6028|       return(Py_None);

Error: GCC_ANALYZER_WARNING (CWE-476): [#def51]
libxml2-2.12.10/python/libxml2-py.c:12195:5: warning[-Wanalyzer-null-dereference]: dereference of NULL 'URI'
libxml2-2.12.10/python/libxml2-py.c:12191:8: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:12193:23: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:12193:11: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:12195:5: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:12195:5: danger: dereference of NULL 'URI'
#12193|       URI = (xmlURIPtr) PyURI_Get(pyobj_URI);
#12194|   
#12195|->     c_retval = URI->authority;
#12196|       py_retval = libxml_charPtrConstWrap((const char *) c_retval);
#12197|       return(py_retval);

Error: GCC_ANALYZER_WARNING (CWE-476): [#def52]
libxml2-2.12.10/python/libxml2-py.c:12211:5: warning[-Wanalyzer-null-dereference]: dereference of NULL 'URI'
libxml2-2.12.10/python/libxml2-py.c:12207:8: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:12209:23: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:12209:11: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:12211:5: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:12211:5: danger: dereference of NULL 'URI'
#12209|       URI = (xmlURIPtr) PyURI_Get(pyobj_URI);
#12210|   
#12211|->     c_retval = URI->fragment;
#12212|       py_retval = libxml_charPtrConstWrap((const char *) c_retval);
#12213|       return(py_retval);

Error: GCC_ANALYZER_WARNING (CWE-476): [#def53]
libxml2-2.12.10/python/libxml2-py.c:12227:5: warning[-Wanalyzer-null-dereference]: dereference of NULL 'URI'
libxml2-2.12.10/python/libxml2-py.c:12223:8: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:12225:23: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:12225:11: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:12227:5: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:12227:5: danger: dereference of NULL 'URI'
#12225|       URI = (xmlURIPtr) PyURI_Get(pyobj_URI);
#12226|   
#12227|->     c_retval = URI->opaque;
#12228|       py_retval = libxml_charPtrConstWrap((const char *) c_retval);
#12229|       return(py_retval);

Error: GCC_ANALYZER_WARNING (CWE-476): [#def54]
libxml2-2.12.10/python/libxml2-py.c:12243:5: warning[-Wanalyzer-null-dereference]: dereference of NULL 'URI'
libxml2-2.12.10/python/libxml2-py.c:12239:8: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:12241:23: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:12241:11: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:12243:5: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:12243:5: danger: dereference of NULL 'URI'
#12241|       URI = (xmlURIPtr) PyURI_Get(pyobj_URI);
#12242|   
#12243|->     c_retval = URI->path;
#12244|       py_retval = libxml_charPtrConstWrap((const char *) c_retval);
#12245|       return(py_retval);

Error: GCC_ANALYZER_WARNING (CWE-476): [#def55]
libxml2-2.12.10/python/libxml2-py.c:12259:5: warning[-Wanalyzer-null-dereference]: dereference of NULL 'URI'
libxml2-2.12.10/python/libxml2-py.c:12255:8: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:12257:23: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:12257:11: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:12259:5: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:12259:5: danger: dereference of NULL 'URI'
#12257|       URI = (xmlURIPtr) PyURI_Get(pyobj_URI);
#12258|   
#12259|->     c_retval = URI->port;
#12260|       py_retval = libxml_intWrap((int) c_retval);
#12261|       return(py_retval);

Error: GCC_ANALYZER_WARNING (CWE-476): [#def56]
libxml2-2.12.10/python/libxml2-py.c:12275:5: warning[-Wanalyzer-null-dereference]: dereference of NULL 'URI'
libxml2-2.12.10/python/libxml2-py.c:12271:8: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:12273:23: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:12273:11: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:12275:5: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:12275:5: danger: dereference of NULL 'URI'
#12273|       URI = (xmlURIPtr) PyURI_Get(pyobj_URI);
#12274|   
#12275|->     c_retval = URI->query;
#12276|       py_retval = libxml_charPtrConstWrap((const char *) c_retval);
#12277|       return(py_retval);

Error: GCC_ANALYZER_WARNING (CWE-476): [#def57]
libxml2-2.12.10/python/libxml2-py.c:12291:5: warning[-Wanalyzer-null-dereference]: dereference of NULL 'URI'
libxml2-2.12.10/python/libxml2-py.c:12287:8: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:12289:23: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:12289:11: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:12291:5: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:12291:5: danger: dereference of NULL 'URI'
#12289|       URI = (xmlURIPtr) PyURI_Get(pyobj_URI);
#12290|   
#12291|->     c_retval = URI->query_raw;
#12292|       py_retval = libxml_charPtrConstWrap((const char *) c_retval);
#12293|       return(py_retval);

Error: GCC_ANALYZER_WARNING (CWE-476): [#def58]
libxml2-2.12.10/python/libxml2-py.c:12307:5: warning[-Wanalyzer-null-dereference]: dereference of NULL 'URI'
libxml2-2.12.10/python/libxml2-py.c:12303:8: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:12305:23: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:12305:11: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:12307:5: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:12307:5: danger: dereference of NULL 'URI'
#12305|       URI = (xmlURIPtr) PyURI_Get(pyobj_URI);
#12306|   
#12307|->     c_retval = URI->scheme;
#12308|       py_retval = libxml_charPtrConstWrap((const char *) c_retval);
#12309|       return(py_retval);

Error: GCC_ANALYZER_WARNING (CWE-476): [#def59]
libxml2-2.12.10/python/libxml2-py.c:12323:5: warning[-Wanalyzer-null-dereference]: dereference of NULL 'URI'
libxml2-2.12.10/python/libxml2-py.c:12319:8: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:12321:23: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:12321:11: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:12323:5: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:12323:5: danger: dereference of NULL 'URI'
#12321|       URI = (xmlURIPtr) PyURI_Get(pyobj_URI);
#12322|   
#12323|->     c_retval = URI->server;
#12324|       py_retval = libxml_charPtrConstWrap((const char *) c_retval);
#12325|       return(py_retval);

Error: GCC_ANALYZER_WARNING (CWE-476): [#def60]
libxml2-2.12.10/python/libxml2-py.c:12339:5: warning[-Wanalyzer-null-dereference]: dereference of NULL 'URI'
libxml2-2.12.10/python/libxml2-py.c:12335:8: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:12337:23: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:12337:11: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:12339:5: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:12339:5: danger: dereference of NULL 'URI'
#12337|       URI = (xmlURIPtr) PyURI_Get(pyobj_URI);
#12338|   
#12339|->     c_retval = URI->user;
#12340|       py_retval = libxml_charPtrConstWrap((const char *) c_retval);
#12341|       return(py_retval);

Error: GCC_ANALYZER_WARNING (CWE-476): [#def61]
libxml2-2.12.10/python/libxml2-py.c:12354:9: warning[-Wanalyzer-null-dereference]: dereference of NULL 'URI'
libxml2-2.12.10/python/libxml2-py.c:12350:8: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:12352:23: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:12352:11: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:12354:9: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:12354:9: danger: dereference of NULL 'URI'
#12352|       URI = (xmlURIPtr) PyURI_Get(pyobj_URI);
#12353|   
#12354|->     if (URI->authority != NULL) xmlFree(URI->authority);
#12355|       URI->authority = (char *)xmlStrdup((const xmlChar *)authority);
#12356|       Py_INCREF(Py_None);

Error: GCC_ANALYZER_WARNING (CWE-476): [#def62]
libxml2-2.12.10/python/libxml2-py.c:12370:9: warning[-Wanalyzer-null-dereference]: dereference of NULL 'URI'
libxml2-2.12.10/python/libxml2-py.c:12366:8: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:12368:23: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:12368:11: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:12370:9: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:12370:9: danger: dereference of NULL 'URI'
#12368|       URI = (xmlURIPtr) PyURI_Get(pyobj_URI);
#12369|   
#12370|->     if (URI->fragment != NULL) xmlFree(URI->fragment);
#12371|       URI->fragment = (char *)xmlStrdup((const xmlChar *)fragment);
#12372|       Py_INCREF(Py_None);

Error: GCC_ANALYZER_WARNING (CWE-476): [#def63]
libxml2-2.12.10/python/libxml2-py.c:12386:9: warning[-Wanalyzer-null-dereference]: dereference of NULL 'URI'
libxml2-2.12.10/python/libxml2-py.c:12382:8: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:12384:23: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:12384:11: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:12386:9: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:12386:9: danger: dereference of NULL 'URI'
#12384|       URI = (xmlURIPtr) PyURI_Get(pyobj_URI);
#12385|   
#12386|->     if (URI->opaque != NULL) xmlFree(URI->opaque);
#12387|       URI->opaque = (char *)xmlStrdup((const xmlChar *)opaque);
#12388|       Py_INCREF(Py_None);

Error: GCC_ANALYZER_WARNING (CWE-476): [#def64]
libxml2-2.12.10/python/libxml2-py.c:12402:9: warning[-Wanalyzer-null-dereference]: dereference of NULL 'URI'
libxml2-2.12.10/python/libxml2-py.c:12398:8: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:12400:23: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:12400:11: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:12402:9: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:12402:9: danger: dereference of NULL 'URI'
#12400|       URI = (xmlURIPtr) PyURI_Get(pyobj_URI);
#12401|   
#12402|->     if (URI->path != NULL) xmlFree(URI->path);
#12403|       URI->path = (char *)xmlStrdup((const xmlChar *)path);
#12404|       Py_INCREF(Py_None);

Error: GCC_ANALYZER_WARNING (CWE-476): [#def65]
libxml2-2.12.10/python/libxml2-py.c:12418:5: warning[-Wanalyzer-null-dereference]: dereference of NULL 'URI'
libxml2-2.12.10/python/libxml2-py.c:12414:8: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:12416:23: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:12416:11: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:12418:5: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:12418:5: danger: dereference of NULL 'URI'
#12416|       URI = (xmlURIPtr) PyURI_Get(pyobj_URI);
#12417|   
#12418|->     URI->port = port;
#12419|       Py_INCREF(Py_None);
#12420|       return(Py_None);

Error: GCC_ANALYZER_WARNING (CWE-476): [#def66]
libxml2-2.12.10/python/libxml2-py.c:12433:9: warning[-Wanalyzer-null-dereference]: dereference of NULL 'URI'
libxml2-2.12.10/python/libxml2-py.c:12429:8: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:12431:23: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:12431:11: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:12433:9: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:12433:9: danger: dereference of NULL 'URI'
#12431|       URI = (xmlURIPtr) PyURI_Get(pyobj_URI);
#12432|   
#12433|->     if (URI->query != NULL) xmlFree(URI->query);
#12434|       URI->query = (char *)xmlStrdup((const xmlChar *)query);
#12435|       Py_INCREF(Py_None);

Error: GCC_ANALYZER_WARNING (CWE-476): [#def67]
libxml2-2.12.10/python/libxml2-py.c:12449:9: warning[-Wanalyzer-null-dereference]: dereference of NULL 'URI'
libxml2-2.12.10/python/libxml2-py.c:12445:8: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:12447:23: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:12447:11: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:12449:9: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:12449:9: danger: dereference of NULL 'URI'
#12447|       URI = (xmlURIPtr) PyURI_Get(pyobj_URI);
#12448|   
#12449|->     if (URI->query_raw != NULL) xmlFree(URI->query_raw);
#12450|       URI->query_raw = (char *)xmlStrdup((const xmlChar *)query_raw);
#12451|       Py_INCREF(Py_None);

Error: GCC_ANALYZER_WARNING (CWE-476): [#def68]
libxml2-2.12.10/python/libxml2-py.c:12465:9: warning[-Wanalyzer-null-dereference]: dereference of NULL 'URI'
libxml2-2.12.10/python/libxml2-py.c:12461:8: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:12463:23: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:12463:11: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:12465:9: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:12465:9: danger: dereference of NULL 'URI'
#12463|       URI = (xmlURIPtr) PyURI_Get(pyobj_URI);
#12464|   
#12465|->     if (URI->scheme != NULL) xmlFree(URI->scheme);
#12466|       URI->scheme = (char *)xmlStrdup((const xmlChar *)scheme);
#12467|       Py_INCREF(Py_None);

Error: GCC_ANALYZER_WARNING (CWE-476): [#def69]
libxml2-2.12.10/python/libxml2-py.c:12481:9: warning[-Wanalyzer-null-dereference]: dereference of NULL 'URI'
libxml2-2.12.10/python/libxml2-py.c:12477:8: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:12479:23: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:12479:11: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:12481:9: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:12481:9: danger: dereference of NULL 'URI'
#12479|       URI = (xmlURIPtr) PyURI_Get(pyobj_URI);
#12480|   
#12481|->     if (URI->server != NULL) xmlFree(URI->server);
#12482|       URI->server = (char *)xmlStrdup((const xmlChar *)server);
#12483|       Py_INCREF(Py_None);

Error: GCC_ANALYZER_WARNING (CWE-476): [#def70]
libxml2-2.12.10/python/libxml2-py.c:12497:9: warning[-Wanalyzer-null-dereference]: dereference of NULL 'URI'
libxml2-2.12.10/python/libxml2-py.c:12493:8: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:12495:23: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:12495:11: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:12497:9: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:12497:9: danger: dereference of NULL 'URI'
#12495|       URI = (xmlURIPtr) PyURI_Get(pyobj_URI);
#12496|   
#12497|->     if (URI->user != NULL) xmlFree(URI->user);
#12498|       URI->user = (char *)xmlStrdup((const xmlChar *)user);
#12499|       Py_INCREF(Py_None);

Error: GCC_ANALYZER_WARNING (CWE-476): [#def71]
libxml2-2.12.10/python/libxml2-py.c:13729:5: warning[-Wanalyzer-null-dereference]: dereference of NULL 'ctxt'
libxml2-2.12.10/python/libxml2-py.c:13725:8: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:13727:33: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:13727:12: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:13729:5: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:13729:5: danger: dereference of NULL 'ctxt'
#13727|       ctxt = (xmlXPathContextPtr) PyxmlXPathContext_Get(pyobj_ctxt);
#13728|   
#13729|->     c_retval = ctxt->doc;
#13730|       py_retval = libxml_xmlDocPtrWrap((xmlDocPtr) c_retval);
#13731|       return(py_retval);

Error: GCC_ANALYZER_WARNING (CWE-476): [#def72]
libxml2-2.12.10/python/libxml2-py.c:13747:5: warning[-Wanalyzer-null-dereference]: dereference of NULL 'ctxt'
libxml2-2.12.10/python/libxml2-py.c:13743:8: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:13745:33: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:13745:12: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:13747:5: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:13747:5: danger: dereference of NULL 'ctxt'
#13745|       ctxt = (xmlXPathContextPtr) PyxmlXPathContext_Get(pyobj_ctxt);
#13746|   
#13747|->     c_retval = ctxt->node;
#13748|       py_retval = libxml_xmlNodePtrWrap((xmlNodePtr) c_retval);
#13749|       return(py_retval);

Error: GCC_ANALYZER_WARNING (CWE-476): [#def73]
libxml2-2.12.10/python/libxml2-py.c:13765:5: warning[-Wanalyzer-null-dereference]: dereference of NULL 'ctxt'
libxml2-2.12.10/python/libxml2-py.c:13761:8: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:13763:33: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:13763:12: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:13765:5: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:13765:5: danger: dereference of NULL 'ctxt'
#13763|       ctxt = (xmlXPathContextPtr) PyxmlXPathContext_Get(pyobj_ctxt);
#13764|   
#13765|->     c_retval = ctxt->proximityPosition;
#13766|       py_retval = libxml_intWrap((int) c_retval);
#13767|       return(py_retval);

Error: GCC_ANALYZER_WARNING (CWE-476): [#def74]
libxml2-2.12.10/python/libxml2-py.c:13783:5: warning[-Wanalyzer-null-dereference]: dereference of NULL 'ctxt'
libxml2-2.12.10/python/libxml2-py.c:13779:8: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:13781:33: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:13781:12: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:13783:5: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:13783:5: danger: dereference of NULL 'ctxt'
#13781|       ctxt = (xmlXPathContextPtr) PyxmlXPathContext_Get(pyobj_ctxt);
#13782|   
#13783|->     c_retval = ctxt->contextSize;
#13784|       py_retval = libxml_intWrap((int) c_retval);
#13785|       return(py_retval);

Error: GCC_ANALYZER_WARNING (CWE-476): [#def75]
libxml2-2.12.10/python/libxml2-py.c:13801:5: warning[-Wanalyzer-null-dereference]: dereference of NULL 'ctxt'
libxml2-2.12.10/python/libxml2-py.c:13797:8: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:13799:33: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:13799:12: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:13801:5: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:13801:5: danger: dereference of NULL 'ctxt'
#13799|       ctxt = (xmlXPathContextPtr) PyxmlXPathContext_Get(pyobj_ctxt);
#13800|   
#13801|->     c_retval = ctxt->function;
#13802|       py_retval = libxml_xmlCharPtrConstWrap((const xmlChar *) c_retval);
#13803|       return(py_retval);

Error: GCC_ANALYZER_WARNING (CWE-476): [#def76]
libxml2-2.12.10/python/libxml2-py.c:13819:5: warning[-Wanalyzer-null-dereference]: dereference of NULL 'ctxt'
libxml2-2.12.10/python/libxml2-py.c:13815:8: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:13817:33: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:13817:12: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:13819:5: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:13819:5: danger: dereference of NULL 'ctxt'
#13817|       ctxt = (xmlXPathContextPtr) PyxmlXPathContext_Get(pyobj_ctxt);
#13818|   
#13819|->     c_retval = ctxt->functionURI;
#13820|       py_retval = libxml_xmlCharPtrConstWrap((const xmlChar *) c_retval);
#13821|       return(py_retval);

Error: GCC_ANALYZER_WARNING (CWE-476): [#def77]
libxml2-2.12.10/python/libxml2-py.c:14607:5: warning[-Wanalyzer-null-dereference]: dereference of NULL 'ctxt'
libxml2-2.12.10/python/libxml2-py.c:14603:8: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:14605:39: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:14605:12: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:14607:5: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:14607:5: danger: dereference of NULL 'ctxt'
#14605|       ctxt = (xmlXPathParserContextPtr) PyxmlXPathParserContext_Get(pyobj_ctxt);
#14606|   
#14607|->     c_retval = ctxt->context;
#14608|       py_retval = libxml_xmlXPathContextPtrWrap((xmlXPathContextPtr) c_retval);
#14609|       return(py_retval);

Error: GCC_ANALYZER_WARNING (CWE-476): [#def78]
libxml2-2.12.10/python/libxml2-py.c:14816:5: warning[-Wanalyzer-null-dereference]: dereference of NULL 'ctxt'
libxml2-2.12.10/python/libxml2-py.c:14811:8: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:14813:33: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:14813:12: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:14814:23: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:14814:11: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:14816:5: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:14816:5: danger: dereference of NULL 'ctxt'
#14814|       doc = (xmlDocPtr) PyxmlNode_Get(pyobj_doc);
#14815|   
#14816|->     ctxt->doc = doc;
#14817|       Py_INCREF(Py_None);
#14818|       return(Py_None);

Error: GCC_ANALYZER_WARNING (CWE-476): [#def79]
libxml2-2.12.10/python/libxml2-py.c:14835:5: warning[-Wanalyzer-null-dereference]: dereference of NULL 'ctxt'
libxml2-2.12.10/python/libxml2-py.c:14830:8: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:14832:33: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:14832:12: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:14833:25: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:14833:12: branch_false: following 'false' branch...
libxml2-2.12.10/python/libxml2-py.c:14835:5: branch_false: ...to here
libxml2-2.12.10/python/libxml2-py.c:14835:5: danger: dereference of NULL 'ctxt'
#14833|       node = (xmlNodePtr) PyxmlNode_Get(pyobj_node);
#14834|   
#14835|->     ctxt->node = node;
#14836|       Py_INCREF(Py_None);
#14837|       return(Py_None);

Error: CPPCHECK_WARNING (CWE-476): [#def80]
libxml2-2.12.10/schematron.c:1028: warning[nullPointerOutOfMemory]: If memory allocation fails, then there is a possible null pointer dereference: let
# 1026|   
# 1027|               let = (xmlSchematronLetPtr) malloc(sizeof(xmlSchematronLet));
# 1028|->             let->name = name;
# 1029|               let->comp = var_comp;
# 1030|               let->next = NULL;

Error: CPPCHECK_WARNING (CWE-476): [#def81]
libxml2-2.12.10/schematron.c:1029: warning[nullPointerOutOfMemory]: If memory allocation fails, then there is a possible null pointer dereference: let
# 1027|               let = (xmlSchematronLetPtr) malloc(sizeof(xmlSchematronLet));
# 1028|               let->name = name;
# 1029|->             let->comp = var_comp;
# 1030|               let->next = NULL;
# 1031|   

Error: CPPCHECK_WARNING (CWE-476): [#def82]
libxml2-2.12.10/schematron.c:1030: warning[nullPointerOutOfMemory]: If memory allocation fails, then there is a possible null pointer dereference: let
# 1028|               let->name = name;
# 1029|               let->comp = var_comp;
# 1030|->             let->next = NULL;
# 1031|   
# 1032|               /* add new let variable to the beginning of the list */

Error: CPPCHECK_WARNING (CWE-562): [#def83]
libxml2-2.12.10/xmlIO.c:3738: error[returnDanglingLifetime]: Returning pointer to local variable 'dir' that will be invalid when returning.
# 3736|   	}
# 3737|       }
# 3738|->     return(ret);
# 3739|   #undef IS_XMLPGD_SEP
# 3740|   }

Error: GCC_ANALYZER_WARNING (CWE-457): [#def84]
libxml2-2.12.10/xmlcatalog.c:86:9: warning[-Wanalyzer-use-of-uninitialized-value]: use of uninitialized value ‘&line_read’
libxml2-2.12.10/xmlcatalog.c:80:8: branch_false: following ‘false’ branch...
libxml2-2.12.10/xmlcatalog.c:82:5: branch_false: ...to here
libxml2-2.12.10/xmlcatalog.c:85:8: branch_true: following ‘true’ branch (when ‘ret’ is non-NULL)...
libxml2-2.12.10/xmlcatalog.c:86:9: branch_true: ...to here
libxml2-2.12.10/xmlcatalog.c:86:9: danger: use of uninitialized value ‘&line_read’ here
#   84|       ret = (char *) malloc(len + 1);
#   85|       if (ret != NULL) {
#   86|-> 	memcpy (ret, line_read, len + 1);
#   87|       }
#   88|       return(ret);

Error: CPPCHECK_WARNING (CWE-401): [#def85]
libxml2-2.12.10/xmlmemory.c:195: error[memleak]: Memory leak: p
#  193|       TEST_POINT
#  194|   
#  195|->     return(ret);
#  196|   }
#  197|   

Error: CPPCHECK_WARNING (CWE-401): [#def86]
libxml2-2.12.10/xmlmemory.c:260: error[memleak]: Memory leak: p
#  258|       TEST_POINT
#  259|   
#  260|->     return(ret);
#  261|   }
#  262|   /**

Error: GCC_ANALYZER_WARNING (CWE-476): [#def87]
libxml2-2.12.10/xmlreader.c:1254:14: warning[-Wanalyzer-null-dereference]: dereference of NULL '0'
libxml2-2.12.10/xmlreader.c:1161:1: enter_function: entry to 'xmlTextReaderRead'
libxml2-2.12.10/xmlreader.c:1172:8: branch_false: following 'false' branch...
libxml2-2.12.10/xmlreader.c:1175:9: branch_false: ...to here
libxml2-2.12.10/xmlreader.c:1175:8: branch_true: following 'true' branch...
libxml2-2.12.10/xmlreader.c:1176:9: branch_true: ...to here
libxml2-2.12.10/xmlreader.c:1181:19: call_function: calling 'xmlTextReaderPushData' from 'xmlTextReaderRead'
libxml2-2.12.10/xmlreader.c:1181:19: return_function: returning to 'xmlTextReaderRead' from 'xmlTextReaderPushData'
libxml2-2.12.10/xmlreader.c:1182:20: branch_false: following 'false' branch...
libxml2-2.12.10/xmlreader.c:1187:19: branch_false: ...to here
libxml2-2.12.10/xmlreader.c:1381:8: branch_true: following 'true' branch...
libxml2-2.12.10/xmlreader.c:1381:9: branch_true: following 'true' branch...
libxml2-2.12.10/xmlreader.c:1384:10: branch_true: ...to here
libxml2-2.12.10/xmlreader.c:1381:9: branch_true: following 'true' branch...
libxml2-2.12.10/xmlreader.c:1385:10: branch_true: ...to here
libxml2-2.12.10/xmlreader.c:1381:9: branch_true: following 'true' branch...
libxml2-2.12.10/xmlreader.c:1386:10: branch_true: ...to here
libxml2-2.12.10/xmlreader.c:1397:13: call_function: calling 'xmlTextReaderExpand' from 'xmlTextReaderRead'
libxml2-2.12.10/xmlreader.c:1397:13: return_function: returning to 'xmlTextReaderRead' from 'xmlTextReaderExpand'
libxml2-2.12.10/xmlreader.c:1397:12: branch_false: following 'false' branch...
libxml2-2.12.10/xmlreader.c:1399:9: branch_false: ...to here
libxml2-2.12.10/xmlreader.c:1401:8: branch_true: following 'true' branch...
libxml2-2.12.10/xmlreader.c:1217:8: branch_false: following 'false' branch...
libxml2-2.12.10/xmlreader.c:1217:8: branch_false: ...to here
libxml2-2.12.10/xmlreader.c:1229:12: branch_false: following 'false' branch...
libxml2-2.12.10/xmlreader.c:1253:8: branch_false: ...to here
libxml2-2.12.10/xmlreader.c:1253:8: branch_true: following 'true' branch (when 'oldstate != 4')...
libxml2-2.12.10/xmlreader.c:1254:14: branch_true: ...to here
libxml2-2.12.10/xmlreader.c:1254:14: danger: dereference of NULL '<unknown>'
# 1252|       }
# 1253|       if (oldstate != XML_TEXTREADER_BACKTRACK) {
# 1254|-> 	if ((reader->node->children != NULL) &&
# 1255|   	    (reader->node->type != XML_ENTITY_REF_NODE) &&
# 1256|   	    (reader->node->type != XML_XINCLUDE_START) &&

Error: GCC_ANALYZER_WARNING (CWE-476): [#def88]
libxml2-2.12.10/xmlreader.c:1264:9: warning[-Wanalyzer-null-dereference]: dereference of NULL '0'
libxml2-2.12.10/xmlreader.c:1161:1: enter_function: entry to 'xmlTextReaderRead'
libxml2-2.12.10/xmlreader.c:1172:8: branch_false: following 'false' branch...
libxml2-2.12.10/xmlreader.c:1175:9: branch_false: ...to here
libxml2-2.12.10/xmlreader.c:1175:8: branch_false: following 'false' branch...
libxml2-2.12.10/xmlreader.c:1212:5: branch_false: ...to here
libxml2-2.12.10/xmlreader.c:1217:8: branch_false: following 'false' branch...
libxml2-2.12.10/xmlreader.c:1217:8: branch_false: ...to here
libxml2-2.12.10/xmlreader.c:1229:12: branch_true: following 'true' branch...
libxml2-2.12.10/xmlreader.c:1229:39: branch_true: ...to here
libxml2-2.12.10/xmlreader.c:1229:12: branch_true: following 'true' branch...
libxml2-2.12.10/xmlreader.c:1230:13: branch_true: ...to here
libxml2-2.12.10/xmlreader.c:1229:12: branch_true: following 'true' branch...
libxml2-2.12.10/xmlreader.c:1229:12: branch_true: ...to here
libxml2-2.12.10/xmlreader.c:1229:12: branch_true: following 'true' branch (when 'oldstate == 4')...
libxml2-2.12.10/xmlreader.c:1240:14: branch_true: ...to here
libxml2-2.12.10/xmlreader.c:1229:12: branch_true: following 'true' branch...
libxml2-2.12.10/xmlreader.c:1243:13: branch_true: ...to here
libxml2-2.12.10/xmlreader.c:1229:12: branch_true: following 'true' branch...
libxml2-2.12.10/xmlreader.c:1244:15: branch_true: ...to here
libxml2-2.12.10/xmlreader.c:1244:15: call_function: calling 'xmlTextReaderPushData' from 'xmlTextReaderRead'
libxml2-2.12.10/xmlreader.c:1244:15: return_function: returning to 'xmlTextReaderRead' from 'xmlTextReaderPushData'
libxml2-2.12.10/xmlreader.c:1245:12: branch_false: following 'false' branch...
libxml2-2.12.10/xmlreader.c:1250:13: branch_false: ...to here
libxml2-2.12.10/xmlreader.c:1250:12: branch_false: following 'false' branch...
libxml2-2.12.10/xmlreader.c:1250:12: branch_false: ...to here
libxml2-2.12.10/xmlreader.c:1229:12: branch_false: following 'false' branch...
libxml2-2.12.10/xmlreader.c:1253:8: branch_false: ...to here
libxml2-2.12.10/xmlreader.c:1253:8: branch_false: following 'false' branch (when 'oldstate == 4')...
libxml2-2.12.10/xmlreader.c:1264:9: branch_false: ...to here
libxml2-2.12.10/xmlreader.c:1264:9: danger: dereference of NULL '<unknown>'
# 1262|   	}
# 1263|       }
# 1264|->     if (reader->node->next != NULL) {
# 1265|   	if ((oldstate == XML_TEXTREADER_ELEMENT) &&
# 1266|               (reader->node->type == XML_ELEMENT_NODE) &&

Error: COMPILER_WARNING (CWE-457): [#def89]
libxml2-2.12.10/xmlschemas.c: scope_hint: In function 'xmlSchemaErr4Line'
libxml2-2.12.10/xmlschemas.c:2156:30: warning[-Wmaybe-uninitialized]: 'f' may be used uninitialized
# 2156 |                         file = f;
#      |                         ~~~~~^~~
libxml2-2.12.10/xmlschemas.c:2153:33: note: 'f' declared here
# 2153 |                     const char *f;
#      |                                 ^
# 2154|   		    vctxt->locFunc(vctxt->locCtxt, &f, &l);
# 2155|   		    if (file == NULL)
# 2156|-> 		        file = f;
# 2157|   		    if (line == 0)
# 2158|   		        line = (int) l;

Error: CPPCHECK_WARNING (CWE-758): [#def90]
libxml2-2.12.10/xmlschemas.c:27797: error[shiftTooManyBitsSigned]: Shifting signed 32-bit value by 31 bits is undefined behaviour
#27795|       */
#27796|       for (i = 1; i < (int) sizeof(int) * 8; i++) {
#27797|->         if (options & 1<<i)
#27798|   	    return (-1);
#27799|       }

Scan Properties

analyzer-version-clippy1.97.1
analyzer-version-cppcheck2.21.1
analyzer-version-gcc16.1.1
analyzer-version-gcc-analyzer16.1.1
analyzer-version-shellcheck0.11.0
analyzer-version-unicontrol0.0.2
enabled-pluginsclippy, cppcheck, gcc, shellcheck, unicontrol
exit-code0
hostip-172-16-1-148.us-west-2.compute.internal
known-false-positives/usr/share/csmock/known-false-positives.js
known-false-positives-rpmknown-false-positives-0.0.0.20260524.213755.g3c6d0be.main-1.el9.noarch
mock-configfedora-rawhide-x86_64
project-namelibxml2-2.12.10-6.fc44
store-results-to/tmp/tmpc48xidzu/libxml2-2.12.10-6.fc44.tar.xz
time-created2026-08-03 18:08:44
time-finished2026-08-03 18:13:28
toolcsmock
tool-args'/usr/bin/csmock' '-r' 'fedora-rawhide-x86_64' '-t' 'gcc,clippy,unicontrol,shellcheck,cppcheck' '-o' '/tmp/tmpc48xidzu/libxml2-2.12.10-6.fc44.tar.xz' '--gcc-analyze' '--unicontrol-notests' '--unicontrol-bidi-only' '--install' 'pam' '--gcc-analyzer-bin=/usr/bin/gcc' '/tmp/tmpc48xidzu/libxml2-2.12.10-6.fc44.src.rpm'
tool-versioncsmock-3.8.7.20260803.142340.gb75b18e-1.el9