Fixed findings

List of Findings

Error: GCC_ANALYZER_WARNING (CWE-476): [#def1]
util-linux-2.42.start/disk-utils/cfdisk.c:2023:32: warning[-Wanalyzer-null-dereference]: dereference of NULL ‘xcalloc(fdisk_label_get_nparttypes(fdisk_get_label(*cf.cxt, 0)) + 1, 32) + i * 32’
# 2021|   		char *name;
# 2022|   
# 2023|-> 		cm[i].userdata = (void *) x;
# 2024|   		if (codetypes)
# 2025|   			xasprintf(&name, "%2x %s",

Error: GCC_ANALYZER_WARNING (CWE-401): [#def2]
util-linux-2.42.start/disk-utils/cfdisk.c:2030:38: warning[-Wanalyzer-malloc-leak]: leak of ‘xcalloc(fdisk_label_get_nparttypes(fdisk_get_label(*cf.cxt, 0)) + 1, 32) + i * 32’
# 2028|   		else {
# 2029|   			name = (char *) _(fdisk_parttype_get_name(x));
# 2030|-> 			cm[i].desc = fdisk_parttype_get_string(x);
# 2031|   		}
# 2032|   		cm[i].name = name;

Error: GCC_ANALYZER_WARNING (CWE-476): [#def3]
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): [#def4]
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-401): [#def5]
util-linux-2.42.start/login-utils/lslogins.c: scope_hint: In function ‘build_sgroups_string’
util-linux-2.42.start/login-utils/lslogins.c:415:45: warning[-Wanalyzer-malloc-leak]: leak of ‘res’
#  413|   			x = snprintf(p, len, "%u,", sgroups[n]);
#  414|   		else {
#  415|-> 			struct group *grp = getgrgid(sgroups[n]);
#  416|   			if (!grp) {
#  417|   				free(res);

Error: GCC_ANALYZER_WARNING (CWE-401): [#def6]
util-linux-2.42.start/lsfd-cmd/lsfd.c: scope_hint: In function ‘new_filter’
util-linux-2.42.start/lsfd-cmd/lsfd.c:2382:28: warning[-Wanalyzer-malloc-leak]: leak of ‘xcalloc(17, 8) + i * 8’
# 2380|   	struct libscols_counter *ct;
# 2381|   
# 2382|-> 	f = new_filter(spec->expr, false, ctl);
# 2383|   
# 2384|   	ct = scols_filter_new_counter(f);

Error: GCC_ANALYZER_WARNING (CWE-476): [#def7]
util-linux-2.42.start/misc-utils/blkid.c: scope_hint: In function ‘main’
util-linux-2.42.start/misc-utils/blkid.c:889:43: warning[-Wanalyzer-null-dereference]: dereference of NULL ‘xcalloc((long unsigned int)(argc - optind), 8)’
util-linux-2.42.start/misc-utils/blkid.c:18: included_from: Included from here.
#  887|   				continue;
#  888|   
#  889|-> 			devices[numdev++] = dev;
#  890|   		}
#  891|   

Error: GCC_ANALYZER_WARNING (CWE-476): [#def8]
util-linux-2.42.start/misc-utils/cal.c: scope_hint: In function ‘monthly’
util-linux-2.42.start/misc-utils/cal.c:1099:28: warning[-Wanalyzer-null-dereference]: dereference of NULL ‘xcalloc((long unsigned int)*ctl.months_in_row, 208)’
util-linux-2.42.start/misc-utils/cal.c:79: included_from: Included from here.
# 1097|   
# 1098|   	for (i = 0; i < ctl->months_in_row - 1; i++)
# 1099|-> 		ms[i].next = &ms[i + 1];
# 1100|   
# 1101|   	rows = (ctl->num_months - 1) / ctl->months_in_row;

Scan Properties

analyzer-version-clippy1.93.0
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-clippy1.93.0
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-172-16-1-208.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-7.20260201145135716992.pr4007.1269.g57e8c307a
diffbase-store-results-to/tmp/tmpekmwv6k2/util-linux-2.42.start-7.20260201145135716992.pr4007.1269.g57e8c307a.tar.xz
diffbase-time-created2026-02-01 17:48:59
diffbase-time-finished2026-02-01 18:08:23
diffbase-toolcsmock
diffbase-tool-args'/usr/bin/csmock' '-r' 'fedora-rawhide-x86_64' '-t' 'cppcheck,unicontrol,shellcheck,gcc,clippy' '-o' '/tmp/tmpekmwv6k2/util-linux-2.42.start-7.20260201145135716992.pr4007.1269.g57e8c307a.tar.xz' '--gcc-analyze' '--unicontrol-notests' '--unicontrol-bidi-only' '--install' 'pam' '/tmp/tmpekmwv6k2/util-linux-2.42.start-7.20260201145135716992.pr4007.1269.g57e8c307a.src.rpm'
diffbase-tool-versioncsmock-3.8.3.20260128.181932.g41af877-1.el9
enabled-pluginsclippy, cppcheck, gcc, shellcheck, unicontrol
exit-code0
hostip-172-16-1-208.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-7.20260129112657577305.master.1268.g02ff63152
store-results-to/tmp/tmpn6opaw0p/util-linux-2.42.start-7.20260129112657577305.master.1268.g02ff63152.tar.xz
time-created2026-02-01 17:29:28
time-finished2026-02-01 17:48:14
titleFixed findings
toolcsmock
tool-args'/usr/bin/csmock' '-r' 'fedora-rawhide-x86_64' '-t' 'cppcheck,unicontrol,shellcheck,gcc,clippy' '-o' '/tmp/tmpn6opaw0p/util-linux-2.42.start-7.20260129112657577305.master.1268.g02ff63152.tar.xz' '--gcc-analyze' '--unicontrol-notests' '--unicontrol-bidi-only' '--install' 'pam' '/tmp/tmpn6opaw0p/util-linux-2.42.start-7.20260129112657577305.master.1268.g02ff63152.src.rpm'
tool-versioncsmock-3.8.3.20260128.181932.g41af877-1.el9