Newly introduced findings

List of Findings

Error: GCC_ANALYZER_WARNING (CWE-476): [#def1]
util-linux-2.42.start/disk-utils/cfdisk.c:2182:30: warning[-Wanalyzer-null-dereference]: dereference of NULL ‘xcalloc(fdisk_get_nlabels(*cf.cxt) + 1, 32) + i * 32’
util-linux-2.42.start/disk-utils/cfdisk.c:267:25: note: in expansion of macro ‘__UL_DBG’
util-linux-2.42.start/disk-utils/cfdisk.c:2170:9: note: in expansion of macro ‘DBG’
# 2180|   		    fdisk_label_get_type(lb) == FDISK_DISKLABEL_BSD)
# 2181|   			continue;
# 2182|-> 		cm[i++].name = fdisk_label_get_name(lb);
# 2183|   	}
# 2184|   

Error: GCC_ANALYZER_WARNING (CWE-401): [#def2]
util-linux-2.42.start/disk-utils/cfdisk.c:2182:32: warning[-Wanalyzer-malloc-leak]: leak of ‘xcalloc(fdisk_get_nlabels(*cf.cxt) + 1, 32) + i * 32’
util-linux-2.42.start/disk-utils/cfdisk.c:267:25: note: in expansion of macro ‘__UL_DBG’
util-linux-2.42.start/disk-utils/cfdisk.c:2170:9: note: in expansion of macro ‘DBG’
# 2180|   		    fdisk_label_get_type(lb) == FDISK_DISKLABEL_BSD)
# 2181|   			continue;
# 2182|-> 		cm[i++].name = fdisk_label_get_name(lb);
# 2183|   	}
# 2184|   

Error: GCC_ANALYZER_WARNING (CWE-476): [#def3]
util-linux-2.42.start/disk-utils/fdformat.c:129:49: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘xmalloc(track_size) + count’
util-linux-2.42.start/disk-utils/fdformat.c:20: included_from: Included from here.
#  127|   				}
#  128|   				for (count = 0; count < track_size; count++)
#  129|-> 					if (data[count] != FD_FILL_BYTE) {
#  130|   						if (retries_left) {
#  131|   							format_begin(ctrl);

Error: GCC_ANALYZER_WARNING (CWE-401): [#def4]
util-linux-2.42.start/misc-utils/copyfilerange.c:34: included_from: Included from here.
util-linux-2.42.start/include/xalloc.h: scope_hint: In function ‘xstrdup’
util-linux-2.42.start/include/xalloc.h:95:17: warning[-Wanalyzer-malloc-leak]: leak of ‘range_files’
util-linux-2.42.start/include/c.h:23: included_from: Included from here.
util-linux-2.42.start/misc-utils/copyfilerange.c:31: included_from: Included from here.
#   93|   	ret = strdup(str);
#   94|   	if (!ret)
#   95|-> 		err(XALLOC_EXIT_CODE, "cannot duplicate string");
#   96|   	return ret;
#   97|   }

Error: GCC_ANALYZER_WARNING (CWE-401): [#def5]
util-linux-2.42.start/login-utils/last.c:48: included_from: Included from here.
util-linux-2.42.start/include/xalloc.h: scope_hint: In function ‘xstrdup’
util-linux-2.42.start/include/xalloc.h:95:17: warning[-Wanalyzer-malloc-leak]: leak of ‘xmalloc(8) + nfiles * 8’
util-linux-2.42.start/include/optutils.h:8: included_from: Included from here.
util-linux-2.42.start/login-utils/last.c:46: included_from: Included from here.
#   93|   	ret = strdup(str);
#   94|   	if (!ret)
#   95|-> 		err(XALLOC_EXIT_CODE, "cannot duplicate string");
#   96|   	return ret;
#   97|   }

Error: GCC_ANALYZER_WARNING (CWE-476): [#def6]
util-linux-2.42.start/misc-utils/copyfilerange.c: scope_hint: In function ‘main’
util-linux-2.42.start/misc-utils/copyfilerange.c:221:53: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘range_files’
#  219|   			if (!range_files)
#  220|   				range_files = xmalloc(sizeof(char *) * argc);
#  221|-> 			range_files[nrange_files++] = xstrdup(optarg);
#  222|   			break;
#  223|   		case 'v':

Error: GCC_ANALYZER_WARNING (CWE-401): [#def7]
util-linux-2.42.start/misc-utils/copyfilerange.c:244:17: warning[-Wanalyzer-malloc-leak]: leak of ‘<unknown>’
util-linux-2.42.start/misc-utils/copyfilerange.c:244:36: note: in expansion of macro ‘_’
#  242|   
#  243|   	if (!range.in_filename)
#  244|-> 		errx(EXIT_FAILURE, _("source file is required"));
#  245|   
#  246|   	if (!range.out_filename)

Error: GCC_ANALYZER_WARNING (CWE-401): [#def8]
util-linux-2.42.start/misc-utils/copyfilerange.c:244:17: warning[-Wanalyzer-malloc-leak]: leak of ‘range_files’
util-linux-2.42.start/include/nls.h:27: included_from: Included from here.
util-linux-2.42.start/misc-utils/copyfilerange.c:32: included_from: Included from here.
util-linux-2.42.start/misc-utils/copyfilerange.c:244:36: note: in expansion of macro ‘_’
#  242|   
#  243|   	if (!range.in_filename)
#  244|-> 		errx(EXIT_FAILURE, _("source file is required"));
#  245|   
#  246|   	if (!range.out_filename)

Error: GCC_ANALYZER_WARNING (CWE-476): [#def9]
util-linux-2.42.start/misc-utils/logger.c:1053:24: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘xmalloc(*ctl.max_message_size + 4)’
# 1051|   			c = getchar();
# 1052|   		}
# 1053|-> 		buf[i] = '\0';
# 1054|   
# 1055|   		if (i > 0 || !ctl->skip_empty_lines) {

Scan Properties

analyzer-version-clippy1.92.0
analyzer-version-cppcheck2.19.1
analyzer-version-gcc16.0.1
analyzer-version-gcc-analyzer16.0.1
analyzer-version-shellcheck0.11.0
analyzer-version-unicontrol0.0.2
diffbase-analyzer-version-clippy1.92.0
diffbase-analyzer-version-cppcheck2.19.1
diffbase-analyzer-version-gcc16.0.1
diffbase-analyzer-version-gcc-analyzer16.0.1
diffbase-analyzer-version-shellcheck0.11.0
diffbase-analyzer-version-unicontrol0.0.2
diffbase-enabled-pluginsclippy, cppcheck, gcc, shellcheck, unicontrol
diffbase-exit-code0
diffbase-hostip-172-16-1-181.us-west-2.compute.internal
diffbase-known-false-positives/usr/share/csmock/known-false-positives.js
diffbase-known-false-positives-rpmknown-false-positives-0.0.0.20260119.105402.g7a5be1b.main-1.el9.noarch
diffbase-mock-configfedora-rawhide-x86_64
diffbase-project-nameutil-linux-2.42.start-7.20260120144046788635.master.1216.gc25b941da
diffbase-store-results-to/tmp/tmpj625dle8/util-linux-2.42.start-7.20260120144046788635.master.1216.gc25b941da.tar.xz
diffbase-time-created2026-01-20 19:54:35
diffbase-time-finished2026-01-20 20:13:08
diffbase-toolcsmock
diffbase-tool-args'/usr/bin/csmock' '-r' 'fedora-rawhide-x86_64' '-t' 'gcc,cppcheck,clippy,shellcheck,unicontrol' '-o' '/tmp/tmpj625dle8/util-linux-2.42.start-7.20260120144046788635.master.1216.gc25b941da.tar.xz' '--gcc-analyze' '--unicontrol-notests' '--unicontrol-bidi-only' '--install' 'pam' '/tmp/tmpj625dle8/util-linux-2.42.start-7.20260120144046788635.master.1216.gc25b941da.src.rpm'
diffbase-tool-versioncsmock-3.8.3.20251215.161544.g62de9a5-1.el9
enabled-pluginsclippy, cppcheck, gcc, shellcheck, unicontrol
exit-code0
hostip-172-16-1-181.us-west-2.compute.internal
known-false-positives/usr/share/csmock/known-false-positives.js
known-false-positives-rpmknown-false-positives-0.0.0.20260119.105402.g7a5be1b.main-1.el9.noarch
mock-configfedora-rawhide-x86_64
project-nameutil-linux-2.42.start-7.20260120194103112544.pr3947.1277.gf22b5ec9a
store-results-to/tmp/tmpg08jri93/util-linux-2.42.start-7.20260120194103112544.pr3947.1277.gf22b5ec9a.tar.xz
time-created2026-01-20 20:13:49
time-finished2026-01-20 20:30:58
titleNewly introduced findings
toolcsmock
tool-args'/usr/bin/csmock' '-r' 'fedora-rawhide-x86_64' '-t' 'gcc,cppcheck,clippy,shellcheck,unicontrol' '-o' '/tmp/tmpg08jri93/util-linux-2.42.start-7.20260120194103112544.pr3947.1277.gf22b5ec9a.tar.xz' '--gcc-analyze' '--unicontrol-notests' '--unicontrol-bidi-only' '--install' 'pam' '/tmp/tmpg08jri93/util-linux-2.42.start-7.20260120194103112544.pr3947.1277.gf22b5ec9a.src.rpm'
tool-versioncsmock-3.8.3.20251215.161544.g62de9a5-1.el9