SUSE-SU-2026:3376-1: important: Security update for the Linux Kernel (Live Patch 84 for SUSE Linux Enterprise 12 SP5)

[SLE-SECURITY-UPDATES]

# Security update for the Linux Kernel (Live Patch 84 for SUSE Linux Enterprise
12 SP5)

Announcement ID: SUSE-SU-2026:3376-1  
Release Date: 2026-07-28T15:33:54Z  
Rating: important  
References:

  * bsc#1270060

  
Cross-References:

  * CVE-2026-53359

  
CVSS scores:

  * 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 one vulnerability can now be installed.

## Description:

This update for the SUSE Linux Enterprise Kernel 4.12.14-122.317 fixes one
security issue:

The following security issue was fixed:

  * 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-SP5-2026-3376=1

## Package List:

  * SUSE Linux Enterprise Live Patching 12-SP5 (ppc64le s390x x86_64)
    * kgraft-patch-4_12_14-122_317-default-2-2.1

## References:

  * https://www.suse.com/security/cve/CVE-2026-53359.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1270060

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