xz-5.4.6-3.fc40

List of Defects

Error: CPPCHECK_WARNING: [#def1]
xz-5.4.6-build/xz-5.4.6/src/common/tuklib_mbstr_width.c: information[normalCheckLevelMaxBranches]: Limiting analysis of branches. Use --check-level=exhaustive to analyze all branches.

Error: GCC_ANALYZER_WARNING (CWE-775): [#def2]
xz-5.4.6-build/xz-5.4.6/src/common/tuklib_open_stdxxx.c: scope_hint: In function ‘tuklib_open_stdxxx’
xz-5.4.6-build/xz-5.4.6/src/common/tuklib_open_stdxxx.c:41:28: warning[-Wanalyzer-fd-leak]: leak of file descriptor ‘open("/dev/null", <unknown>)’
#   39|   					| (i == 0 ? O_WRONLY : O_RDONLY));
#   40|   
#   41|-> 			if (fd != i) {
#   42|   				if (fd != -1)
#   43|   					(void)close(fd);

Error: CPPCHECK_WARNING: [#def3]
xz-5.4.6-build/xz-5.4.6/src/liblzma/common/alone_encoder.c: information[normalCheckLevelMaxBranches]: Limiting analysis of branches. Use --check-level=exhaustive to analyze all branches.

Error: CPPCHECK_WARNING: [#def4]
xz-5.4.6-build/xz-5.4.6/src/liblzma/common/block_buffer_encoder.c: information[normalCheckLevelMaxBranches]: Limiting analysis of branches. Use --check-level=exhaustive to analyze all branches.

Error: CPPCHECK_WARNING: [#def5]
xz-5.4.6-build/xz-5.4.6/src/liblzma/common/block_encoder.c: information[normalCheckLevelMaxBranches]: Limiting analysis of branches. Use --check-level=exhaustive to analyze all branches.

Error: CPPCHECK_WARNING: [#def6]
xz-5.4.6-build/xz-5.4.6/src/liblzma/common/block_header_decoder.c: information[normalCheckLevelMaxBranches]: Limiting analysis of branches. Use --check-level=exhaustive to analyze all branches.

Error: CPPCHECK_WARNING: [#def7]
xz-5.4.6-build/xz-5.4.6/src/liblzma/common/block_header_encoder.c: information[normalCheckLevelMaxBranches]: Limiting analysis of branches. Use --check-level=exhaustive to analyze all branches.

Error: CPPCHECK_WARNING: [#def8]
xz-5.4.6-build/xz-5.4.6/src/liblzma/common/file_info.c: information[normalCheckLevelMaxBranches]: Limiting analysis of branches. Use --check-level=exhaustive to analyze all branches.

Error: CPPCHECK_WARNING: [#def9]
xz-5.4.6-build/xz-5.4.6/src/liblzma/common/filter_buffer_decoder.c: information[normalCheckLevelMaxBranches]: Limiting analysis of branches. Use --check-level=exhaustive to analyze all branches.

Error: CPPCHECK_WARNING: [#def10]
xz-5.4.6-build/xz-5.4.6/src/liblzma/common/filter_common.c: information[normalCheckLevelMaxBranches]: Limiting analysis of branches. Use --check-level=exhaustive to analyze all branches.

Error: GCC_ANALYZER_WARNING (CWE-476): [#def11]
xz-5.4.6-build/xz-5.4.6/src/liblzma/common/filter_encoder.c: scope_hint: In function 'lzma_mt_block_size'
xz-5.4.6-build/xz-5.4.6/src/liblzma/common/filter_encoder.c:259:23: warning[-Wanalyzer-null-dereference]: dereference of NULL '0'
xz-5.4.6-build/xz-5.4.6/src/liblzma/common/filter_encoder.c: scope_hint: In function 'lzma_mt_block_size'
#  257|   		const lzma_filter_encoder *const fe
#  258|   				= encoder_find(filters[i].id);
#  259|-> 		if (fe->block_size != NULL) {
#  260|   			const uint64_t size
#  261|   					= fe->block_size(filters[i].options);

Error: CPPCHECK_WARNING: [#def12]
xz-5.4.6-build/xz-5.4.6/src/liblzma/common/filter_flags_encoder.c: information[normalCheckLevelMaxBranches]: Limiting analysis of branches. Use --check-level=exhaustive to analyze all branches.

Error: CPPCHECK_WARNING: [#def13]
xz-5.4.6-build/xz-5.4.6/src/liblzma/common/index.c: information[normalCheckLevelMaxBranches]: Limiting analysis of branches. Use --check-level=exhaustive to analyze all branches.

Error: CLANG_WARNING: [#def14]
xz-5.4.6-build/xz-5.4.6/src/liblzma/common/index.c:266:11: warning[core.NullDereference]: Access to field 'parent' results in a dereference of a null pointer (loaded from variable 'node')
#  264|   		up = ctz32(tree->count) + 2;
#  265|   		do {
#  266|-> 			node = node->parent;
#  267|   		} while (--up > 0);
#  268|   

Error: CLANG_WARNING: [#def15]
xz-5.4.6-build/xz-5.4.6/src/liblzma/common/index.c:270:28: warning[core.NullDereference]: Access to field 'right' results in a dereference of a null pointer (loaded from variable 'node')
#  268|   
#  269|   		// Rotate left using node as the rotation root.
#  270|-> 		index_tree_node *pivot = node->right;
#  271|   
#  272|   		if (node->parent == NULL) {

Error: GCC_ANALYZER_WARNING (CWE-476): [#def16]
xz-5.4.6-build/xz-5.4.6/src/liblzma/common/index.c:319:32: warning[-Wanalyzer-null-dereference]: dereference of NULL 'result'
xz-5.4.6-build/xz-5.4.6/src/liblzma/common/index.c: scope_hint: In function 'lzma_index_iter_locate'
xz-5.4.6-build/xz-5.4.6/src/liblzma/common/index.c: scope_hint: In function 'lzma_index_iter_locate'
#  317|   {
#  318|   	const index_tree_node *result = NULL;
#  319|-> 	const index_tree_node *node = tree->root;
#  320|   
#  321|   	assert(tree->leftmost == NULL

Error: GCC_ANALYZER_WARNING (CWE-476): [#def17]
xz-5.4.6-build/xz-5.4.6/src/liblzma/common/index.c: scope_hint: In function 'lzma_index_iter_locate'
xz-5.4.6-build/xz-5.4.6/src/liblzma/common/index.c:1252:16: warning[-Wanalyzer-null-dereference]: dereference of NULL 'result'
xz-5.4.6-build/xz-5.4.6/src/liblzma/common/index.c: scope_hint: In function 'lzma_index_iter_locate'
# 1250|   	// we don't want to return them.
# 1251|   	size_t left = 0;
# 1252|-> 	size_t right = group->last;
# 1253|   
# 1254|   	while (left < right) {

Error: CPPCHECK_WARNING: [#def18]
xz-5.4.6-build/xz-5.4.6/src/liblzma/common/microlzma_decoder.c: information[normalCheckLevelMaxBranches]: Limiting analysis of branches. Use --check-level=exhaustive to analyze all branches.

Error: CPPCHECK_WARNING: [#def19]
xz-5.4.6-build/xz-5.4.6/src/liblzma/common/stream_buffer_encoder.c: information[normalCheckLevelMaxBranches]: Limiting analysis of branches. Use --check-level=exhaustive to analyze all branches.

Error: CPPCHECK_WARNING (CWE-457): [#def20]
xz-5.4.6-build/xz-5.4.6/src/liblzma/common/stream_decoder.c:219: error[uninitvar]: Uninitialized variable: filters
#  217|   
#  218|   		// Check the memory usage limit.
#  219|-> 		const uint64_t memusage = lzma_raw_decoder_memusage(filters);
#  220|   		lzma_ret ret;
#  221|   

Error: CPPCHECK_WARNING: [#def21]
xz-5.4.6-build/xz-5.4.6/src/liblzma/common/stream_decoder_mt.c: information[normalCheckLevelMaxBranches]: Limiting analysis of branches. Use --check-level=exhaustive to analyze all branches.

Error: CPPCHECK_WARNING: [#def22]
xz-5.4.6-build/xz-5.4.6/src/liblzma/common/stream_encoder.c: information[normalCheckLevelMaxBranches]: Limiting analysis of branches. Use --check-level=exhaustive to analyze all branches.

Error: CPPCHECK_WARNING: [#def23]
xz-5.4.6-build/xz-5.4.6/src/liblzma/common/stream_encoder_mt.c: information[normalCheckLevelMaxBranches]: Limiting analysis of branches. Use --check-level=exhaustive to analyze all branches.

Error: CPPCHECK_WARNING: [#def24]
xz-5.4.6-build/xz-5.4.6/src/liblzma/common/string_conversion.c: information[normalCheckLevelMaxBranches]: Limiting analysis of branches. Use --check-level=exhaustive to analyze all branches.

Error: CPPCHECK_WARNING: [#def25]
xz-5.4.6-build/xz-5.4.6/src/liblzma/lz/lz_decoder.c: information[normalCheckLevelMaxBranches]: Limiting analysis of branches. Use --check-level=exhaustive to analyze all branches.

Error: CPPCHECK_WARNING: [#def26]
xz-5.4.6-build/xz-5.4.6/src/liblzma/lz/lz_encoder.c: information[normalCheckLevelMaxBranches]: Limiting analysis of branches. Use --check-level=exhaustive to analyze all branches.

Error: CPPCHECK_WARNING: [#def27]
xz-5.4.6-build/xz-5.4.6/src/liblzma/lzma/lzma2_decoder.c: information[normalCheckLevelMaxBranches]: Limiting analysis of branches. Use --check-level=exhaustive to analyze all branches.

Error: CPPCHECK_WARNING: [#def28]
xz-5.4.6-build/xz-5.4.6/src/liblzma/lzma/lzma_decoder.c: information[normalCheckLevelMaxBranches]: Limiting analysis of branches. Use --check-level=exhaustive to analyze all branches.

Error: CPPCHECK_WARNING: [#def29]
xz-5.4.6-build/xz-5.4.6/src/liblzma/lzma/lzma_encoder.c: information[normalCheckLevelMaxBranches]: Limiting analysis of branches. Use --check-level=exhaustive to analyze all branches.

Error: CPPCHECK_WARNING: [#def30]
xz-5.4.6-build/xz-5.4.6/src/liblzma/lzma/lzma_encoder_optimum_fast.c: information[normalCheckLevelMaxBranches]: Limiting analysis of branches. Use --check-level=exhaustive to analyze all branches.

Error: CPPCHECK_WARNING: [#def31]
xz-5.4.6-build/xz-5.4.6/src/liblzma/lzma/lzma_encoder_optimum_normal.c: information[normalCheckLevelMaxBranches]: Limiting analysis of branches. Use --check-level=exhaustive to analyze all branches.

Error: CPPCHECK_WARNING: [#def32]
xz-5.4.6-build/xz-5.4.6/src/liblzma/simple/ia64.c: information[normalCheckLevelMaxBranches]: Limiting analysis of branches. Use --check-level=exhaustive to analyze all branches.

Error: CPPCHECK_WARNING: [#def33]
xz-5.4.6-build/xz-5.4.6/src/liblzma/simple/simple_coder.c: information[normalCheckLevelMaxBranches]: Limiting analysis of branches. Use --check-level=exhaustive to analyze all branches.

Error: CPPCHECK_WARNING: [#def34]
xz-5.4.6-build/xz-5.4.6/src/liblzma/simple/x86.c: information[normalCheckLevelMaxBranches]: Limiting analysis of branches. Use --check-level=exhaustive to analyze all branches.

Error: CPPCHECK_WARNING: [#def35]
xz-5.4.6-build/xz-5.4.6/src/xz/args.c: information[normalCheckLevelMaxBranches]: Limiting analysis of branches. Use --check-level=exhaustive to analyze all branches.

Error: CLANG_WARNING: [#def36]
xz-5.4.6-build/xz-5.4.6/src/xz/args.c:97:13: warning[core.NonNullParamChecker]: Null pointer passed to 1st parameter expecting 'nonnull'
#   95|   	for (size_t i = 0; i < count; ++i) {
#   96|   		// Locate the next comma and replace it with \0.
#   97|-> 		char *p = strchr(str, ',');
#   98|   		if (p != NULL)
#   99|   			*p = '\0';

Error: CPPCHECK_WARNING: [#def37]
xz-5.4.6-build/xz-5.4.6/src/xz/coder.c: information[normalCheckLevelMaxBranches]: Limiting analysis of branches. Use --check-level=exhaustive to analyze all branches.

Error: CPPCHECK_WARNING: [#def38]
xz-5.4.6-build/xz-5.4.6/src/xz/file_io.c: information[normalCheckLevelMaxBranches]: Limiting analysis of branches. Use --check-level=exhaustive to analyze all branches.

Error: CPPCHECK_WARNING: [#def39]
xz-5.4.6-build/xz-5.4.6/src/xz/hardware.c: information[normalCheckLevelMaxBranches]: Limiting analysis of branches. Use --check-level=exhaustive to analyze all branches.

Error: CPPCHECK_WARNING: [#def40]
xz-5.4.6-build/xz-5.4.6/src/xz/list.c: information[normalCheckLevelMaxBranches]: Limiting analysis of branches. Use --check-level=exhaustive to analyze all branches.

Error: CPPCHECK_WARNING: [#def41]
xz-5.4.6-build/xz-5.4.6/src/xz/main.c: information[normalCheckLevelMaxBranches]: Limiting analysis of branches. Use --check-level=exhaustive to analyze all branches.

Error: CPPCHECK_WARNING: [#def42]
xz-5.4.6-build/xz-5.4.6/src/xz/message.c: information[normalCheckLevelMaxBranches]: Limiting analysis of branches. Use --check-level=exhaustive to analyze all branches.

Error: CPPCHECK_WARNING: [#def43]
xz-5.4.6-build/xz-5.4.6/src/xz/options.c: information[normalCheckLevelMaxBranches]: Limiting analysis of branches. Use --check-level=exhaustive to analyze all branches.

Error: CPPCHECK_WARNING (CWE-369): [#def44]
xz-5.4.6-build/xz-5.4.6/src/xz/util.c:156: error[zerodiv]: Division by zero.
#  154|   
#  155|   		// Don't overflow here either.
#  156|-> 		if (result > UINT64_MAX / multiplier)
#  157|   			goto error;
#  158|   

Error: CPPCHECK_WARNING: [#def45]
xz-5.4.6-build/xz-5.4.6/src/xzdec/xzdec.c: information[normalCheckLevelMaxBranches]: Limiting analysis of branches. Use --check-level=exhaustive to analyze all branches.

Error: CPPCHECK_WARNING (CWE-562): [#def46]
xz-5.4.6-build/xz-5.4.6/src/xzdec/xzdec.c:171: error[autoVariables]: Address of local auto-variable assigned to a function parameter.
#  169|   
#  170|   	strm->avail_in = 0;
#  171|-> 	strm->next_out = out_buf;
#  172|   	strm->avail_out = BUFSIZ;
#  173|   

Error: CPPCHECK_WARNING (CWE-562): [#def47]
xz-5.4.6-build/xz-5.4.6/src/xzdec/xzdec.c:178: error[autoVariables]: Address of local auto-variable assigned to a function parameter.
#  176|   	while (true) {
#  177|   		if (strm->avail_in == 0) {
#  178|-> 			strm->next_in = in_buf;
#  179|   			strm->avail_in = fread(in_buf, 1, BUFSIZ, file);
#  180|   

Error: CPPCHECK_WARNING (CWE-562): [#def48]
xz-5.4.6-build/xz-5.4.6/src/xzdec/xzdec.c:216: error[autoVariables]: Address of local auto-variable assigned to a function parameter.
#  214|   			}
#  215|   
#  216|-> 			strm->next_out = out_buf;
#  217|   			strm->avail_out = BUFSIZ;
#  218|   		}

Error: CLANG_WARNING: [#def49]
xz-5.4.6-build/xz-5.4.6/src/xzdec/xzdec.c:230:6: warning[core.StackAddressEscape]: Address of stack memory associated with local variable 'out_buf' is still referred to by the stack variable 'strm' upon returning to the caller.  This will be a dangling reference
#  228|   					ret = LZMA_DATA_ERROR;
#  229|   				else
#  230|-> 					return;
#  231|   #else
#  232|   				// lzma_stream_decoder() already guarantees

Error: CLANG_WARNING: [#def50]
xz-5.4.6-build/xz-5.4.6/src/xzdec/xzdec.c:237:5: warning[core.StackAddressEscape]: Address of stack memory associated with local variable 'out_buf' is still referred to by the stack variable 'strm' upon returning to the caller.  This will be a dangling reference
#  235|   				assert(action == LZMA_FINISH);
#  236|   				assert(feof(file));
#  237|-> 				return;
#  238|   #endif
#  239|   			}

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