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SUSE Util-linux Moderate TOCTOU Issue Advisory 2026-22332-1

suse
Calendar Grey July 1, 2026
Dist Suse Esm H88
Install the latest SUSE update for util-linux addressing a moderate TOCTOU issue affecting loop devices.
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 Enterprise Server 16.0 zypper in -t patch SUSE-SLES-16.0-1040=1 * SUSE Linux Enterprise Server for SAP applications 16.0 zypper in -t patch SUSE-SLES-16.0-1040=1 ## Package List: * SUSE Linux Enterprise Server for SAP applications 16.0 (ppc64le x86_64) * libsmartcols1-debuginfo-2.41.1-160000.4.1 * uuidd-debuginfo-2.41.1-160000.4.1 * libmount-devel-static-2.41.1-160000.4.1 * util-linux-2.41.1-160000.4.1

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 Enterprise Server 16.0

* SUSE Linux Enterprise Server for SAP applications 16.0

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

Severity
moderate
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Announcement ID: SUSE-SU-2026:22332-1
Release Date: 2026-06-22T14:34:40Z
Rating: moderate

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