SUSE-SU-2026:3388-1: important: Security update for the Linux Kernel (Live Patch 71 for SUSE Linux Enterprise 12 SP5)

SLE-SECURITY-UPDATES null at suse.de
Tue Jul 28 20:43:38 UTC 2026 

# 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:

  * bsc#1264060
  * bsc#1266970
  * bsc#1270060
  * bsc#1271648

  
Cross-References:

  * CVE-2026-31738
  * CVE-2026-43038
  * CVE-2026-46113
  * CVE-2026-53359

  
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:

  * https://www.suse.com/security/cve/CVE-2026-31738.html
  * https://www.suse.com/security/cve/CVE-2026-43038.html
  * https://www.suse.com/security/cve/CVE-2026-46113.html
  * https://www.suse.com/security/cve/CVE-2026-53359.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1264060
  * https://bugzilla.suse.com/show_bug.cgi?id=1266970
  * https://bugzilla.suse.com/show_bug.cgi?id=1270060
  * https://bugzilla.suse.com/show_bug.cgi?id=1271648

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