SUSE Linux Micro Util-linux Moderate TOCTOU Issue CVE-2026-27456
suse
May 22, 2026
An update that solves one vulnerability can now be installed.
Summary
## 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
Topics Covered
References
* bsc#1261606
Cross-
* CVE-2026-27456
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.
##
* https://www.suse.com/security/cve/CVE-2026-27456.html
* https://bugzilla.suse.com/show_bug.cgi?id=1261606
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Announcement ID: SUSE-SU-2026:21742-1
Release Date: 2026-05-21T12:40:13Z
Rating: moderate
Topics Covered
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