Security update for the Linux Kernel (Live Patch 71 for SUSE Linux Enterprise 12 SP5)

Announcement ID: SUSE-SU-2026:3388-1
Release Date: 2026-07-28T15:36:43Z
Rating: important
References:
Cross-References:
CVSS scores:
  • CVE-2026-31738 ( 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-2026-31738 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  • CVE-2026-31738 ( NVD ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  • CVE-2026-43038 ( SUSE ): 7.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
  • CVE-2026-43038 ( NVD ): 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  • CVE-2026-43038 ( NVD ): 7.3 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:H
  • CVE-2026-46113 ( SUSE ): 9.3 CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
  • CVE-2026-46113 ( SUSE ): 8.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
  • CVE-2026-46113 ( NVD ): 8.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
  • CVE-2026-53359 ( SUSE ): 9.3 CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
  • CVE-2026-53359 ( SUSE ): 8.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
  • CVE-2026-53359 ( 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 Enterprise High Performance Computing 12 SP5
  • SUSE Linux Enterprise Live Patching 12-SP5
  • SUSE Linux Enterprise Server 12 SP5
  • SUSE Linux Enterprise Server for SAP Applications 12 SP5

An update that solves four vulnerabilities can now be installed.

Description:

This update for the SUSE Linux Enterprise Kernel 4.12.14-122.269 fixes various security issues:

The following security issues were fixed:

  • CVE-2026-31738: vxlan: validate ND option lengths in vxlan_na_create (bsc#1264060).
  • CVE-2026-43038: ipv6: icmp: clear skb2->cb[] in ip6_err_gen_icmpv6_unreach() (bsc#1271648).
  • CVE-2026-46113: KVM: x86: Fix shadow paging use-after-free due to unexpected GFN (bsc#1266970).
  • CVE-2026-53359: KVM: x86: Fix shadow paging use-after-free due to unexpected role (bsc#1270060).

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 Live Patching 12-SP5
    zypper in -t patch SUSE-SLE-Live-Patching-12-SP5-2026-3380=1 SUSE-SLE-Live-Patching-12-SP5-2026-3382=1 SUSE-SLE-Live-Patching-12-SP5-2026-3384=1 SUSE-SLE-Live-Patching-12-SP5-2026-3385=1 SUSE-SLE-Live-Patching-12-SP5-2026-3386=1 SUSE-SLE-Live-Patching-12-SP5-2026-3387=1 SUSE-SLE-Live-Patching-12-SP5-2026-3388=1 SUSE-SLE-Live-Patching-12-SP5-2026-3375=1 SUSE-SLE-Live-Patching-12-SP5-2026-3374=1 SUSE-SLE-Live-Patching-12-SP5-2026-3377=1 SUSE-SLE-Live-Patching-12-SP5-2026-3378=1 SUSE-SLE-Live-Patching-12-SP5-2026-3379=1

Package List:

  • SUSE Linux Enterprise Live Patching 12-SP5 (ppc64le s390x x86_64)
    • kgraft-patch-4_12_14-122_302-default-6-2.1
    • kgraft-patch-4_12_14-122_272-default-15-2.1
    • kgraft-patch-4_12_14-122_283-default-11-2.1
    • kgraft-patch-4_12_14-122_299-default-7-2.1
    • kgraft-patch-4_12_14-122_280-default-11-2.1
    • kgraft-patch-4_12_14-122_290-default-11-2.1
    • kgraft-patch-4_12_14-122_266-default-19-2.1
    • kgraft-patch-4_12_14-122_275-default-13-2.1
    • kgraft-patch-4_12_14-122_296-default-7-2.1
    • kgraft-patch-4_12_14-122_307-default-4-2.1
    • kgraft-patch-4_12_14-122_293-default-10-2.1
    • kgraft-patch-4_12_14-122_269-default-16-2.1

References: