RHSA-2026:21557: Important: SUSE Liberty Linux security update for kernel

Fri Jun 12 15:07:00 UTC 2026

# security update for kernel

Announcement ID: RHSA-2026:21557
Rating: Important

Cross-References:

  * CVE-2024-56645
  * CVE-2025-68183
  * CVE-2026-23375
  * CVE-2026-23392
  * CVE-2026-23455
  * CVE-2026-31684
  * CVE-2026-31685
  * CVE-2026-43006
  * CVE-2026-43020
  * CVE-2026-43023
  * CVE-2026-43027
  * CVE-2026-43051
  * CVE-2026-43110
  * CVE-2026-43116
  * CVE-2026-43158
  * CVE-2026-43190
  * CVE-2026-43205
  * CVE-2026-43303

CVSS scores:

  * CVE-2024-56645 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2024-56645 ( SUSE ): 8.5 CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
  * CVE-2025-68183 ( SUSE ): 6.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H
  * CVE-2025-68183 ( SUSE ): 6.9 CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-23375 ( SUSE ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-23392 ( SUSE ): 7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2026-23392 ( SUSE ): 7.3 CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-23455 ( SUSE ): 6.3 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:H
  * CVE-2026-23455 ( SUSE ): 5.8 CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:H/VI:N/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-31684 ( SUSE ): 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L
  * CVE-2026-31684 ( SUSE ): 6.9 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N
  * CVE-2026-31685 ( SUSE ): 7.4 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:H
  * CVE-2026-31685 ( SUSE ): 8.3 CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:N/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-43006 ( SUSE ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-43020 ( SUSE ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-43023 ( SUSE ): 7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2026-43023 ( SUSE ): 7.3 CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-43027 ( SUSE ): 7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2026-43051 ( SUSE ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-43110 ( SUSE ): 7.5 CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
  * CVE-2026-43110 ( SUSE ): 7.7 CVSS:4.0/AV:A/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-43116 ( SUSE ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-43158 ( SUSE ): 6.3 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:H
  * CVE-2026-43158 ( SUSE ): 5.8 CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-43190 ( SUSE ): 8.2 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H
  * CVE-2026-43190 ( SUSE ): 8.8 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-43205 ( SUSE ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-43303 ( SUSE ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Affected Products:

  * SUSE Liberty Linux 10

An update that solves 18 vulnerabilities can now be installed.

## Description:

This security update provides a functional equivalent of RHSA-2026:21557.
The original Red Hat(R) advisory is available from the Red Hat web site at
https://access.redhat.com/errata/RHSA-2026:21557.

## Package List:

  * SUSE Liberty Linux 10:
    * kernel 6.12.0-211.18.1.el10_2
    * kernel-abi-stablelists 6.12.0-211.18.1.el10_2
    * kernel-core 6.12.0-211.18.1.el10_2
    * kernel-cross-headers 6.12.0-211.18.1.el10_2
    * kernel-debug 6.12.0-211.18.1.el10_2
    * kernel-debug-core 6.12.0-211.18.1.el10_2
    * kernel-debug-devel 6.12.0-211.18.1.el10_2
    * kernel-debug-devel-matched 6.12.0-211.18.1.el10_2
    * kernel-debug-modules 6.12.0-211.18.1.el10_2
    * kernel-debug-modules-core 6.12.0-211.18.1.el10_2
    * kernel-debug-modules-extra 6.12.0-211.18.1.el10_2
    * kernel-debug-uki-virt 6.12.0-211.18.1.el10_2
    * kernel-devel 6.12.0-211.18.1.el10_2
    * kernel-devel-matched 6.12.0-211.18.1.el10_2
    * kernel-doc 6.12.0-211.18.1.el10_2
    * kernel-headers 6.12.0-211.18.1.el10_2
    * kernel-modules 6.12.0-211.18.1.el10_2
    * kernel-modules-core 6.12.0-211.18.1.el10_2
    * kernel-modules-extra 6.12.0-211.18.1.el10_2
    * kernel-modules-extra-matched 6.12.0-211.18.1.el10_2
    * kernel-rt 6.12.0-211.18.1.el10_2
    * kernel-rt-core 6.12.0-211.18.1.el10_2
    * kernel-rt-debug 6.12.0-211.18.1.el10_2
    * kernel-rt-debug-core 6.12.0-211.18.1.el10_2
    * kernel-rt-debug-devel 6.12.0-211.18.1.el10_2
    * kernel-rt-debug-modules 6.12.0-211.18.1.el10_2
    * kernel-rt-debug-modules-core 6.12.0-211.18.1.el10_2
    * kernel-rt-debug-modules-extra 6.12.0-211.18.1.el10_2
    * kernel-rt-devel 6.12.0-211.18.1.el10_2
    * kernel-rt-modules 6.12.0-211.18.1.el10_2
    * kernel-rt-modules-core 6.12.0-211.18.1.el10_2
    * kernel-rt-modules-extra 6.12.0-211.18.1.el10_2
    * kernel-tools 6.12.0-211.18.1.el10_2
    * kernel-tools-libs 6.12.0-211.18.1.el10_2
    * kernel-tools-libs-devel 6.12.0-211.18.1.el10_2
    * kernel-uki-virt 6.12.0-211.18.1.el10_2
    * kernel-uki-virt-addons 6.12.0-211.18.1.el10_2
    * libperf 6.12.0-211.18.1.el10_2
    * perf 6.12.0-211.18.1.el10_2
    * python3-perf 6.12.0-211.18.1.el10_2
    * rtla 6.12.0-211.18.1.el10_2
    * rv 6.12.0-211.18.1.el10_2

## References:

  * https://www.suse.com/security/cve/CVE-2024-56645.html
  * https://www.suse.com/security/cve/CVE-2025-68183.html
  * https://www.suse.com/security/cve/CVE-2026-23375.html
  * https://www.suse.com/security/cve/CVE-2026-23392.html
  * https://www.suse.com/security/cve/CVE-2026-23455.html
  * https://www.suse.com/security/cve/CVE-2026-31684.html
  * https://www.suse.com/security/cve/CVE-2026-31685.html
  * https://www.suse.com/security/cve/CVE-2026-43006.html
  * https://www.suse.com/security/cve/CVE-2026-43020.html
  * https://www.suse.com/security/cve/CVE-2026-43023.html
  * https://www.suse.com/security/cve/CVE-2026-43027.html
  * https://www.suse.com/security/cve/CVE-2026-43051.html
  * https://www.suse.com/security/cve/CVE-2026-43110.html
  * https://www.suse.com/security/cve/CVE-2026-43116.html
  * https://www.suse.com/security/cve/CVE-2026-43158.html
  * https://www.suse.com/security/cve/CVE-2026-43190.html
  * https://www.suse.com/security/cve/CVE-2026-43205.html
  * https://www.suse.com/security/cve/CVE-2026-43303.html