Security update for the Linux Kernel

Announcement ID: SUSE-SU-2026:21421-1
Release Date: 2026-05-02T07:09:30Z
Rating: important
References:
Cross-References:
CVSS scores:
  • CVE-2026-31431 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  • CVE-2026-31431 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected Products:
  • SUSE Linux Enterprise Server High Availability Extension 16.0

An update that solves one vulnerability can now be installed.

Description:

The SUSE Linux Enterprise 16.0 kernel was updated to fix various security issues

The following security issues were fixed:

  • CVE-2026-31431: The copy.fail security issue is fixed by revert to operating out-of-place in algif_aead (bsc#1262573).

Special Instructions and Notes:

  • Please reboot the system after installing this update.

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 High Availability Extension 16.0
    zypper in -t patch SUSE-SLES-HA-16.0-666=1

Package List:

  • SUSE Linux Enterprise Server High Availability Extension 16.0 (ppc64le s390x x86_64)
    • cluster-md-kmp-default-6.12.0-160000.29.1
    • dlm-kmp-default-debuginfo-6.12.0-160000.29.1
    • cluster-md-kmp-default-debuginfo-6.12.0-160000.29.1
    • dlm-kmp-default-6.12.0-160000.29.1
    • gfs2-kmp-default-debuginfo-6.12.0-160000.29.1
    • kernel-default-debuginfo-6.12.0-160000.29.1
    • gfs2-kmp-default-6.12.0-160000.29.1
    • kernel-default-debugsource-6.12.0-160000.29.1
  • SUSE Linux Enterprise Server High Availability Extension 16.0 (nosrc)
    • kernel-default-6.12.0-160000.29.1

References: