Security update for util-linux

Announcement ID: SUSE-SU-2026:21742-1
Release Date: 2026-05-21T12:40:13Z
Rating: moderate
References:
Cross-References:
CVSS scores:
  • 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:
  • SUSE Linux Micro 6.1

An update that solves one vulnerability can now be installed.

Description:

This update for util-linux fixes the following issue

  • CVE-2026-27456: TOCTOU in the mount program when setting up loop devices (bsc#1261606).

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 Micro 6.1
    zypper in -t patch SUSE-SLE-Micro-6.1-540=1

Package List:

  • SUSE Linux Micro 6.1 (aarch64 ppc64le s390x x86_64)
    • liblastlog2-2-debuginfo-2.40.4-slfo.1.1_6.1
    • util-linux-debuginfo-2.40.4-slfo.1.1_6.1
    • libuuid1-debuginfo-2.40.4-slfo.1.1_6.1
    • libmount1-debuginfo-2.40.4-slfo.1.1_6.1
    • util-linux-2.40.4-slfo.1.1_6.1
    • libsmartcols1-debuginfo-2.40.4-slfo.1.1_6.1
    • libsmartcols1-2.40.4-slfo.1.1_6.1
    • util-linux-systemd-debuginfo-2.40.4-slfo.1.1_6.1
    • liblastlog2-2-2.40.4-slfo.1.1_6.1
    • lastlog2-2.40.4-slfo.1.1_6.1
    • libfdisk1-debuginfo-2.40.4-slfo.1.1_6.1
    • libuuid1-2.40.4-slfo.1.1_6.1
    • util-linux-systemd-debugsource-2.40.4-slfo.1.1_6.1
    • libblkid1-2.40.4-slfo.1.1_6.1
    • libmount1-2.40.4-slfo.1.1_6.1
    • libblkid1-debuginfo-2.40.4-slfo.1.1_6.1
    • util-linux-debugsource-2.40.4-slfo.1.1_6.1
    • util-linux-systemd-2.40.4-slfo.1.1_6.1
    • lastlog2-debuginfo-2.40.4-slfo.1.1_6.1
    • libfdisk1-2.40.4-slfo.1.1_6.1

References: