RHSA-2026:25121: Critical: SUSE Liberty Linux security update for kernel

[Update Advisories for SUSE Liberty Linux]

# security update for kernel

Announcement ID: RHSA-2026:25121
Rating: Critical

Cross-References:

  * CVE-2023-53781
  * CVE-2025-21858
  * CVE-2025-68366
  * CVE-2026-22984
  * CVE-2026-22990
  * CVE-2026-23392
  * CVE-2026-31581
  * CVE-2026-31613
  * CVE-2026-43037
  * CVE-2026-43038
  * CVE-2026-43125
  * CVE-2026-45852
  * CVE-2026-46181



CVSS scores:

  * CVE-2023-53781 ( SUSE ): 7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2023-53781 ( 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-2025-21858 ( SUSE ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2025-68366 ( SUSE ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-22984 ( SUSE ): 6.5 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-22990 ( SUSE ): 6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-22990 ( SUSE ): 7.1 CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
  * 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-2026-31581 ( SUSE ): 6.4 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
  * CVE-2026-31581 ( SUSE ): 7.3 CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-31613 ( SUSE ): 7.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
  * CVE-2026-31613 ( SUSE ): 6.9 CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-43037 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2026-43037 ( SUSE ): 7.7 CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-43038 ( SUSE ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-43125 ( SUSE ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-45852 ( SUSE ): 7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2026-45852 ( SUSE ): 7.3 CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-46181 ( 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 8


An update that solves 13 vulnerabilities can now be installed.

## Description:

This security update provides a functional equivalent of RHSA-2026:25121.
The original Red Hat(R) advisory is available from the Red Hat web site at
https://access.redhat.com/errata/RHSA-2026:25121.


## Package List:

  * SUSE Liberty Linux 8:
    * bpftool 4.18.0-553.132.1.el8_10
    * kernel 4.18.0-553.132.1.el8_10
    * kernel-abi-stablelists 4.18.0-553.132.1.el8_10
    * kernel-core 4.18.0-553.132.1.el8_10
    * kernel-cross-headers 4.18.0-553.132.1.el8_10
    * kernel-debug 4.18.0-553.132.1.el8_10
    * kernel-debug-core 4.18.0-553.132.1.el8_10
    * kernel-debug-devel 4.18.0-553.132.1.el8_10
    * kernel-debug-modules 4.18.0-553.132.1.el8_10
    * kernel-debug-modules-extra 4.18.0-553.132.1.el8_10
    * kernel-devel 4.18.0-553.132.1.el8_10
    * kernel-doc 4.18.0-553.132.1.el8_10
    * kernel-headers 4.18.0-553.132.1.el8_10
    * kernel-modules 4.18.0-553.132.1.el8_10
    * kernel-modules-extra 4.18.0-553.132.1.el8_10
    * kernel-tools 4.18.0-553.132.1.el8_10
    * kernel-tools-libs 4.18.0-553.132.1.el8_10
    * kernel-tools-libs-devel 4.18.0-553.132.1.el8_10
    * perf 4.18.0-553.132.1.el8_10
    * python3-perf 4.18.0-553.132.1.el8_10

## References:

  * https://www.suse.com/security/cve/CVE-2023-53781.html
  * https://www.suse.com/security/cve/CVE-2025-21858.html
  * https://www.suse.com/security/cve/CVE-2025-68366.html
  * https://www.suse.com/security/cve/CVE-2026-22984.html
  * https://www.suse.com/security/cve/CVE-2026-22990.html
  * https://www.suse.com/security/cve/CVE-2026-23392.html
  * https://www.suse.com/security/cve/CVE-2026-31581.html
  * https://www.suse.com/security/cve/CVE-2026-31613.html
  * https://www.suse.com/security/cve/CVE-2026-43037.html
  * https://www.suse.com/security/cve/CVE-2026-43038.html
  * https://www.suse.com/security/cve/CVE-2026-43125.html
  * https://www.suse.com/security/cve/CVE-2026-45852.html
  * https://www.suse.com/security/cve/CVE-2026-46181.html