Security update for the Linux Kernel RT (Live Patch 1 for SUSE Linux Enterprise 16)

Announcement ID: SUSE-SU-2026:21775-1
Release Date: 2026-05-18T09:13:46Z
Rating: important
References:
Cross-References:
CVSS scores:
  • CVE-2026-43284 ( SUSE ): 8.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
  • CVE-2026-43284 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
  • CVE-2026-43284 ( NVD ): 8.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Affected Products:
  • SUSE Linux Micro 6.2

An update that solves one vulnerability can now be installed.

Description:

This update for the SUSE Linux Enterprise Kernel 6.12.0-160000.6.1 fixes one security issue

The following security issue was fixed:

  • CVE-2026-43284: xfrm: esp: avoid in-place decrypt on shared skb frags (bsc#1264459).

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-6.2-773=1

Package List:

  • SUSE Linux Micro 6.2 (x86_64)
    • kernel-livepatch-6_12_0-160000_6-rt-9-160000.1.1
    • kernel-livepatch-6_12_0-160000_6-rt-debuginfo-9-160000.1.1
    • kernel-livepatch-SLE16-RT_Update_1-debugsource-9-160000.1.1

References: