SUSE-SU-2026:3813-1: important: Security update for util-linux
OPENSUSE-SECURITY-UPDATES <[email protected]>
| Newsgroups | gmane.linux.suse.security.announce |
|---|---|
| Message-ID | <178776302567.9443.3979402179039297701@6f3a8d4f1c47> |
# Security update for util-linux
Announcement ID: SUSE-SU-2026:3813-1
Release Date: 2026-08-26T10:56:00Z
Rating: important
References:
* bsc#1261606
* bsc#1268886
* bsc#1269583
Cross-References:
* CVE-2026-13595
* CVE-2026-27456
* CVE-2026-53613
CVSS scores:
* CVE-2026-13595 ( SUSE ): 6.9
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N
* CVE-2026-13595 ( SUSE ): 6.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:H
* CVE-2026-13595 ( NVD ): 6.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H
* CVE-2026-13595 ( NVD ): 5.3 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:H
* CVE-2026-27456 ( SUSE ): 4.7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
* CVE-2026-27456 ( NVD ): 4.7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
Affected Products:
* openSUSE Leap 15.5
* SUSE Linux Enterprise High Performance Computing 15 SP5
* SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5
* SUSE Linux Enterprise High Performance Computing LTSS 15 SP5
* SUSE Linux Enterprise Micro 5.5
* SUSE Linux Enterprise Server 15 SP5
* SUSE Linux Enterprise Server 15 SP5 LTSS
* SUSE Linux Enterprise Server for SAP Applications 15 SP5
An update that solves three vulnerabilities can now be installed.
## Description:
This update for util-linux fixes the following issues:
* CVE-2026-13595: heap use-after-free read in `libblkid` nested partition
probing (bsc#1269583).
* CVE-2026-27456: TOCTOU race condition in the mount program when setting up
loop devices (bsc#1261606).
* Several security issues in releases prior to v2.42.2 and v2.41.5
(bsc#1268886).
## Patch Instructions:
To install this SUSE update use the SUSE recommended installation methods like
YaST online_update or "zypper patch".
Alternatively you can run the command listed for your product:
* SUSE Linux Enterprise Micro 5.5
zypper in -t patch SUSE-SLE-Micro-5.5-2026-3813=1
* SUSE Linux Enterprise Server 15 SP5 LTSS
zypper in -t patch SUSE-SLE-Product-SLES-15-SP5-LTSS-2026-3813=1
* SUSE Linux Enterprise Server for SAP Applications 15 SP5
zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP5-2026-3813=1
* openSUSE Leap 15.5
zypper in -t patch SUSE-2026-3813=1
* SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5
zypper in -t patch SUSE-SLE-Product-HPC-15-SP5-ESPOS-2026-3813=1
* SUSE Linux Enterprise High Performance Computing LTSS 15 SP5
zypper in -t patch SUSE-SLE-Product-HPC-15-SP5-LTSS-2026-3813=1
## Package List:
* SUSE Linux Enterprise Micro 5.5 (aarch64 ppc64le s390x x86_64)
* libblkid1-2.37.4-150500.9.32.1
* util-linux-debuginfo-2.37.4-150500.9.32.1
* util-linux-systemd-debugsource-2.37.4-150500.9.32.1
* util-linux-systemd-2.37.4-150500.9.32.1
* libfdisk1-2.37.4-150500.9.32.1
* libmount1-2.37.4-150500.9.32.1
* util-linux-debugsource-2.37.4-150500.9.32.1
* libmount1-debuginfo-2.37.4-150500.9.32.1
* libfdisk1-debuginfo-2.37.4-150500.9.32.1
* libsmartcols1-debuginfo-2.37.4-150500.9.32.1
* libblkid1-debuginfo-2.37.4-150500.9.32.1
* util-linux-systemd-debuginfo-2.37.4-150500.9.32.1
* util-linux-2.37.4-150500.9.32.1
* libsmartcols1-2.37.4-150500.9.32.1
* libuuid1-2.37.4-150500.9.32.1
* libuuid1-debuginfo-2.37.4-150500.9.32.1
* SUSE Linux Enterprise Micro 5.5 (s390x)
* util-linux-extra-debuginfo-2.37.4-150500.9.32.1
* util-linux-extra-2.37.4-150500.9.32.1
* openSUSE Leap 15.5 (aarch64 i586 ppc64le s390x x86_64)
* python3-libmount-debugsource-2.37.4-150500.9.32.1
* util-linux-systemd-debugsource-2.37.4-150500.9.32.1
* libfdisk1-2.37.4-150500.9.32.1
* util-linux-debugsource-2.37.4-150500.9.32.1
* libblkid1-debuginfo-2.37.4-150500.9.32.1
* libfdisk-devel-static-2.37.4-150500.9.32.1
* libfdisk1-debuginfo-2.37.4-150500.9.32.1
* util-linux-2.37.4-150500.9.32.1
* util-linux-debuginfo-2.37.4-150500.9.32.1
* libsmartcols-devel-static-2.37.4-150500.9.32.1
* libmount-devel-2.37.4-150500.9.32.1
* libsmartcols1-debuginfo-2.37.4-150500.9.32.1
* libfdisk-devel-2.37.4-150500.9.32.1
* libuuid-devel-2.37.4-150500.9.32.1
* python3-libmount-2.37.4-150500.9.32.1
* libsmartcols-devel-2.37.4-150500.9.32.1
* libblkid-devel-static-2.37.4-150500.9.32.1
* uuidd-debuginfo-2.37.4-150500.9.32.1
* libblkid-devel-2.37.4-150500.9.32.1
* libuuid1-2.37.4-150500.9.32.1
* uuidd-2.37.4-150500.9.32.1
* libuuid1-debuginfo-2.37.4-150500.9.32.1
* libmount-devel-static-2.37.4-150500.9.32.1
* libblkid1-2.37.4-150500.9.32.1
* python3-libmount-debuginfo-2.37.4-150500.9.32.1
* libmount1-2.37.4-150500.9.32.1
* libmount1-debuginfo-2.37.4-150500.9.32.1
* libuuid-devel-static-2.37.4-150500.9.32.1
* util-linux-systemd-debuginfo-2.37.4-150500.9.32.1
* util-linux-systemd-2.37.4-150500.9.32.1
* libsmartcols1-2.37.4-150500.9.32.1
* openSUSE Leap 15.5 (x86_64)
* libsmartcols1-32bit-2.37.4-150500.9.32.1
* libsmartcols-devel-32bit-2.37.4-150500.9.32.1
* libsmartcols1-32bit-debuginfo-2.37.4-150500.9.32.1
* libuuid-devel-32bit-2.37.4-150500.9.32.1
* libblkid1-32bit-2.37.4-150500.9.32.1
* libuuid1-32bit-debuginfo-2.37.4-150500.9.32.1
* libuuid1-32bit-2.37.4-150500.9.32.1
* libfdisk1-32bit-debuginfo-2.37.4-150500.9.32.1
* libmount-devel-32bit-2.37.4-150500.9.32.1
* libfdisk-devel-32bit-2.37.4-150500.9.32.1
* libmount1-32bit-2.37.4-150500.9.32.1
* libmount1-32bit-debuginfo-2.37.4-150500.9.32.1
* libfdisk1-32bit-2.37.4-150500.9.32.1
* libblkid1-32bit-debuginfo-2.37.4-150500.9.32.1
* libblkid-devel-32bit-2.37.4-150500.9.32.1
* openSUSE Leap 15.5 (aarch64_ilp32)
* libuuid-devel-64bit-2.37.4-150500.9.32.1
* libsmartcols1-64bit-2.37.4-150500.9.32.1
* libmount1-64bit-2.37.4-150500.9.32.1
* libuuid1-64bit-debuginfo-2.37.4-150500.9.32.1
* libsmartcols1-64bit-debuginfo-2.37.4-150500.9.32.1
* libblkid-devel-64bit-2.37.4-150500.9.32.1
* libfdisk1-64bit-2.37.4-150500.9.32.1
* libmount1-64bit-debuginfo-2.37.4-150500.9.32.1
* libblkid1-64bit-debuginfo-2.37.4-150500.9.32.1
* libuuid1-64bit-2.37.4-150500.9.32.1
* libblkid1-64bit-2.37.4-150500.9.32.1
* libfdisk1-64bit-debuginfo-2.37.4-150500.9.32.1
* libmount-devel-64bit-2.37.4-150500.9.32.1
* libfdisk-devel-64bit-2.37.4-150500.9.32.1
* libsmartcols-devel-64bit-2.37.4-150500.9.32.1
* openSUSE Leap 15.5 (s390x)
* util-linux-extra-debuginfo-2.37.4-150500.9.32.1
* util-linux-extra-2.37.4-150500.9.32.1
* openSUSE Leap 15.5 (noarch)
* util-linux-lang-2.37.4-150500.9.32.1
* SUSE Linux Enterprise High Performance Computing LTSS 15 SP5 (x86_64)
* libblkid1-32bit-2.37.4-150500.9.32.1
* libuuid1-32bit-2.37.4-150500.9.32.1
* libmount1-32bit-2.37.4-150500.9.32.1
* libmount1-32bit-debuginfo-2.37.4-150500.9.32.1
* libblkid1-32bit-debuginfo-2.37.4-150500.9.32.1
* libuuid1-32bit-debuginfo-2.37.4-150500.9.32.1
* SUSE Linux Enterprise High Performance Computing LTSS 15 SP5 (aarch64
x86_64)
* util-linux-systemd-debugsource-2.37.4-150500.9.32.1
* libfdisk1-2.37.4-150500.9.32.1
* util-linux-debugsource-2.37.4-150500.9.32.1
* libblkid1-debuginfo-2.37.4-150500.9.32.1
* libfdisk1-debuginfo-2.37.4-150500.9.32.1
* util-linux-2.37.4-150500.9.32.1
* util-linux-debuginfo-2.37.4-150500.9.32.1
* libmount-devel-2.37.4-150500.9.32.1
* libsmartcols1-debuginfo-2.37.4-150500.9.32.1
* libfdisk-devel-2.37.4-150500.9.32.1
* libuuid-devel-2.37.4-150500.9.32.1
* libsmartcols-devel-2.37.4-150500.9.32.1
* libblkid-devel-static-2.37.4-150500.9.32.1
* uuidd-debuginfo-2.37.4-150500.9.32.1
* libblkid-devel-2.37.4-150500.9.32.1
* libuuid1-2.37.4-150500.9.32.1
* uuidd-2.37.4-150500.9.32.1
* libuuid1-debuginfo-2.37.4-150500.9.32.1
* libblkid1-2.37.4-150500.9.32.1
* libmount1-2.37.4-150500.9.32.1
* libmount1-debuginfo-2.37.4-150500.9.32.1
* libuuid-devel-static-2.37.4-150500.9.32.1
* util-linux-systemd-debuginfo-2.37.4-150500.9.32.1
* util-linux-systemd-2.37.4-150500.9.32.1
* libsmartcols1-2.37.4-150500.9.32.1
* SUSE Linux Enterprise High Performance Computing LTSS 15 SP5 (noarch)
* util-linux-lang-2.37.4-150500.9.32.1
* SUSE Linux Enterprise Server for SAP Applications 15 SP5 (ppc64le x86_64)
* util-linux-systemd-debugsource-2.37.4-150500.9.32.1
* libfdisk1-2.37.4-150500.9.32.1
* util-linux-debugsource-2.37.4-150500.9.32.1
* libblkid1-debuginfo-2.37.4-150500.9.32.1
* util-linux-2.37.4-150500.9.32.1
* libfdisk1-debuginfo-2.37.4-150500.9.32.1
* util-linux-debuginfo-2.37.4-150500.9.32.1
* libmount-devel-2.37.4-150500.9.32.1
* libsmartcols1-debuginfo-2.37.4-150500.9.32.1
* libfdisk-devel-2.37.4-150500.9.32.1
* libuuid-devel-2.37.4-150500.9.32.1
* libsmartcols-devel-2.37.4-150500.9.32.1
* libblkid-devel-static-2.37.4-150500.9.32.1
* uuidd-debuginfo-2.37.4-150500.9.32.1
* libblkid-devel-2.37.4-150500.9.32.1
* libuuid1-2.37.4-150500.9.32.1
* uuidd-2.37.4-150500.9.32.1
* libuuid1-debuginfo-2.37.4-150500.9.32.1
* libblkid1-2.37.4-150500.9.32.1
* libmount1-2.37.4-150500.9.32.1
* libmount1-debuginfo-2.37.4-150500.9.32.1
* libuuid-devel-static-2.37.4-150500.9.32.1
* util-linux-systemd-debuginfo-2.37.4-150500.9.32.1
* util-linux-systemd-2.37.4-150500.9.32.1
* libsmartcols1-2.37.4-150500.9.32.1
* SUSE Linux Enterprise Server for SAP Applications 15 SP5 (x86_64)
* libblkid1-32bit-2.37.4-150500.9.32.1
* libuuid1-32bit-2.37.4-150500.9.32.1
* libmount1-32bit-2.37.4-150500.9.32.1
* libmount1-32bit-debuginfo-2.37.4-150500.9.32.1
* libblkid1-32bit-debuginfo-2.37.4-150500.9.32.1
* libuuid1-32bit-debuginfo-2.37.4-150500.9.32.1
* SUSE Linux Enterprise Server for SAP Applications 15 SP5 (noarch)
* util-linux-lang-2.37.4-150500.9.32.1
* SUSE Linux Enterprise Server 15 SP5 LTSS (aarch64 ppc64le s390x x86_64)
* util-linux-systemd-debugsource-2.37.4-150500.9.32.1
* libfdisk1-2.37.4-150500.9.32.1
* util-linux-debugsource-2.37.4-150500.9.32.1
* libblkid1-debuginfo-2.37.4-150500.9.32.1
* libfdisk1-debuginfo-2.37.4-150500.9.32.1
* util-linux-2.37.4-150500.9.32.1
* util-linux-debuginfo-2.37.4-150500.9.32.1
* libmount-devel-2.37.4-150500.9.32.1
* libsmartcols1-debuginfo-2.37.4-150500.9.32.1
* libfdisk-devel-2.37.4-150500.9.32.1
* libuuid-devel-2.37.4-150500.9.32.1
* libsmartcols-devel-2.37.4-150500.9.32.1
* libblkid-devel-static-2.37.4-150500.9.32.1
* uuidd-debuginfo-2.37.4-150500.9.32.1
* libblkid-devel-2.37.4-150500.9.32.1
* libuuid1-2.37.4-150500.9.32.1
* uuidd-2.37.4-150500.9.32.1
* libuuid1-debuginfo-2.37.4-150500.9.32.1
* libblkid1-2.37.4-150500.9.32.1
* libmount1-2.37.4-150500.9.32.1
* libmount1-debuginfo-2.37.4-150500.9.32.1
* libuuid-devel-static-2.37.4-150500.9.32.1
* util-linux-systemd-debuginfo-2.37.4-150500.9.32.1
* util-linux-systemd-2.37.4-150500.9.32.1
* libsmartcols1-2.37.4-150500.9.32.1
* SUSE Linux Enterprise Server 15 SP5 LTSS (s390x)
* util-linux-extra-debuginfo-2.37.4-150500.9.32.1
* util-linux-extra-2.37.4-150500.9.32.1
* SUSE Linux Enterprise Server 15 SP5 LTSS (x86_64)
* libblkid1-32bit-2.37.4-150500.9.32.1
* libuuid1-32bit-2.37.4-150500.9.32.1
* libmount1-32bit-2.37.4-150500.9.32.1
* libmount1-32bit-debuginfo-2.37.4-150500.9.32.1
* libblkid1-32bit-debuginfo-2.37.4-150500.9.32.1
* libuuid1-32bit-debuginfo-2.37.4-150500.9.32.1
* SUSE Linux Enterprise Server 15 SP5 LTSS (noarch)
* util-linux-lang-2.37.4-150500.9.32.1
* SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5 (aarch64
x86_64)
* util-linux-systemd-debugsource-2.37.4-150500.9.32.1
* libfdisk1-2.37.4-150500.9.32.1
* util-linux-debugsource-2.37.4-150500.9.32.1
* libblkid1-debuginfo-2.37.4-150500.9.32.1
* libfdisk1-debuginfo-2.37.4-150500.9.32.1
* util-linux-2.37.4-150500.9.32.1
* util-linux-debuginfo-2.37.4-150500.9.32.1
* libmount-devel-2.37.4-150500.9.32.1
* libsmartcols1-debuginfo-2.37.4-150500.9.32.1
* libfdisk-devel-2.37.4-150500.9.32.1
* libuuid-devel-2.37.4-150500.9.32.1
* libsmartcols-devel-2.37.4-150500.9.32.1
* libblkid-devel-static-2.37.4-150500.9.32.1
* uuidd-debuginfo-2.37.4-150500.9.32.1
* libblkid-devel-2.37.4-150500.9.32.1
* libuuid1-2.37.4-150500.9.32.1
* uuidd-2.37.4-150500.9.32.1
* libuuid1-debuginfo-2.37.4-150500.9.32.1
* libblkid1-2.37.4-150500.9.32.1
* libmount1-2.37.4-150500.9.32.1
* libmount1-debuginfo-2.37.4-150500.9.32.1
* libuuid-devel-static-2.37.4-150500.9.32.1
* util-linux-systemd-debuginfo-2.37.4-150500.9.32.1
* util-linux-systemd-2.37.4-150500.9.32.1
* libsmartcols1-2.37.4-150500.9.32.1
* SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5 (x86_64)
* libblkid1-32bit-2.37.4-150500.9.32.1
* libuuid1-32bit-2.37.4-150500.9.32.1
* libmount1-32bit-2.37.4-150500.9.32.1
* libmount1-32bit-debuginfo-2.37.4-150500.9.32.1
* libblkid1-32bit-debuginfo-2.37.4-150500.9.32.1
* libuuid1-32bit-debuginfo-2.37.4-150500.9.32.1
* SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5 (noarch)
* util-linux-lang-2.37.4-150500.9.32.1
## References:
* https://www.suse.com/security/cve/CVE-2026-13595.html
* https://www.suse.com/security/cve/CVE-2026-27456.html
* https://www.suse.com/security/cve/CVE-2026-53613.html
* https://bugzilla.suse.com/show_bug.cgi?id=1261606
* https://bugzilla.suse.com/show_bug.cgi?id=1268886
* https://bugzilla.suse.com/show_bug.cgi?id=1269583