Newly introduced 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:2025:25: warning[-Wanalyzer-malloc-leak]: leak of ‘xcalloc(fdisk_label_get_nparttypes(fdisk_get_label(*cf.cxt, 0)) + 1, 32) + i * 32’
# 2023|   		cm[i].userdata = (void *) x;
# 2024|   		if (codetypes)
# 2025|-> 			xasprintf(&name, "%2x %s",
# 2026|   				fdisk_parttype_get_code(x),
# 2027|   				_(fdisk_parttype_get_name(x)));

Error: GCC_ANALYZER_WARNING (CWE-401): [#def3]
util-linux-2.42.start/disk-utils/cfdisk.c:2029:32: warning[-Wanalyzer-malloc-leak]: leak of ‘xcalloc(fdisk_label_get_nparttypes(fdisk_get_label(*cf.cxt, 0)) + 1, 32) + i * 32’
# 2027|   				_(fdisk_parttype_get_name(x)));
# 2028|   		else {
# 2029|-> 			name = (char *) _(fdisk_parttype_get_name(x));
# 2030|   			cm[i].desc = fdisk_parttype_get_string(x);
# 2031|   		}

Error: GCC_ANALYZER_WARNING (CWE-401): [#def4]
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): [#def5]
util-linux-2.42.start/disk-utils/fdformat.c:129:49: warning[-Wanalyzer-possible-null-dereference]: dereference of possibly-NULL ‘xmalloc(track_size) + count’
#  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): [#def6]
util-linux-2.42.start/include/xalloc.h: scope_hint: In function ‘new_filter’
util-linux-2.42.start/include/xalloc.h:68:13: warning[-Wanalyzer-malloc-leak]: leak of ‘xcalloc(ct + 1, 8)’
util-linux-2.42.start/lsfd-cmd/lsfd.c:50: included_from: Included from here.
util-linux-2.42.start/lsfd-cmd/lsfd.c:2454:9: note: in expansion of macro ‘list_for_each’
#   66|   	void *ret = calloc(nelems, size);
#   67|   
#   68|-> 	if (!ret && size && nelems)
#   69|   		err(XALLOC_EXIT_CODE, "cannot allocate %zu bytes", size);
#   70|   	return ret;

Error: GCC_ANALYZER_WARNING (CWE-401): [#def7]
util-linux-2.42.start/include/xalloc.h:125:17: warning[-Wanalyzer-malloc-leak]: leak of ‘xcalloc(fdisk_label_get_nparttypes(fdisk_get_label(*cf.cxt, 0)) + 1, 32) + i * 32’
#  123|   	va_end(args);
#  124|   	if (ret < 0)
#  125|-> 		err(XALLOC_EXIT_CODE, "cannot allocate string");
#  126|   	return ret;
#  127|   }

Error: GCC_ANALYZER_WARNING (CWE-476): [#def8]
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) + (long unsigned int)numdev * 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|   

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-172-16-1-99.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-7.20260202125708723478.master.1328.gdcdf40efe
diffbase-store-results-to/tmp/tmptcs2gifq/util-linux-2.42.start-7.20260202125708723478.master.1328.gdcdf40efe.tar.xz
diffbase-time-created2026-02-02 19:28:34
diffbase-time-finished2026-02-02 19:46:18
diffbase-toolcsmock
diffbase-tool-args'/usr/bin/csmock' '-r' 'fedora-rawhide-x86_64' '-t' 'cppcheck,unicontrol,shellcheck,gcc,clippy' '-o' '/tmp/tmptcs2gifq/util-linux-2.42.start-7.20260202125708723478.master.1328.gdcdf40efe.tar.xz' '--gcc-analyze' '--unicontrol-notests' '--unicontrol-bidi-only' '--install' 'pam' '/tmp/tmptcs2gifq/util-linux-2.42.start-7.20260202125708723478.master.1328.gdcdf40efe.src.rpm'
diffbase-tool-versioncsmock-3.8.3.20260128.181932.g41af877-1.el9
enabled-pluginsclippy, cppcheck, gcc, shellcheck, unicontrol
exit-code0
hostip-172-16-1-99.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-7.20260202190611800715.pr4013.1331.g59592425a
store-results-to/tmp/tmpookd7sn2/util-linux-2.42.start-7.20260202190611800715.pr4013.1331.g59592425a.tar.xz
time-created2026-02-02 19:46:46
time-finished2026-02-02 20:04:05
titleNewly introduced findings
toolcsmock
tool-args'/usr/bin/csmock' '-r' 'fedora-rawhide-x86_64' '-t' 'cppcheck,unicontrol,shellcheck,gcc,clippy' '-o' '/tmp/tmpookd7sn2/util-linux-2.42.start-7.20260202190611800715.pr4013.1331.g59592425a.tar.xz' '--gcc-analyze' '--unicontrol-notests' '--unicontrol-bidi-only' '--install' 'pam' '/tmp/tmpookd7sn2/util-linux-2.42.start-7.20260202190611800715.pr4013.1331.g59592425a.src.rpm'
tool-versioncsmock-3.8.3.20260128.181932.g41af877-1.el9