SUSE-SU-2026:20836-1: important: Security update for the Linux Kernel (Live Patch 4 for SUSE Linux Enterprise 16)

[SLE-SECURITY-UPDATES]

# Security update for the Linux Kernel (Live Patch 4 for SUSE Linux Enterprise
16)

Announcement ID: SUSE-SU-2026:20836-1  
Release Date: 2026-03-25T05:42:56Z  
Rating: important  
References:

  * bsc#1256624
  * bsc#1256644

  
Cross-References:

  * CVE-2025-68813
  * CVE-2025-71085

  
CVSS scores:

  * CVE-2025-68813 ( SUSE ):  8.7
    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
  * CVE-2025-68813 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2025-71085 ( SUSE ):  8.7
    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
  * CVE-2025-71085 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2025-71085 ( NVD ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

  
Affected Products:

  * SUSE Linux Micro 6.2

  
  
An update that solves two vulnerabilities can now be installed.

## Description:

This update for the SUSE Linux Enterprise Kernel 6.12.0-160000.9.1 fixes various
security issues

The following security issues were fixed:

  * CVE-2025-68813: ipvs: fix ipv4 null-ptr-deref in route error path
    (bsc#1256644).
  * CVE-2025-71085: ipv6: BUG() in pskb_expand_head() as part of
    calipso_skbuff_setattr() (bsc#1256624).

## 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 6.2  
    zypper in -t patch SUSE-SL-Micro-6.2-440=1

## Package List:

  * SUSE Linux Micro 6.2 (ppc64le s390x x86_64)
    * kernel-livepatch-SLE16_Update_4-debugsource-2-160000.1.1
    * kernel-livepatch-6_12_0-160000_9-default-2-160000.1.1
    * kernel-livepatch-6_12_0-160000_9-default-debuginfo-2-160000.1.1

## References:

  * https://www.suse.com/security/cve/CVE-2025-68813.html
  * https://www.suse.com/security/cve/CVE-2025-71085.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1256624
  * https://bugzilla.suse.com/show_bug.cgi?id=1256644

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