SUSE-SU-2023:1635-1: important: Security update for the Linux Kernel (Live Patch 35 for SLE 15 SP1)

[sle-security-updates at lists.suse.com]

# Security update for the Linux Kernel (Live Patch 35 for SLE 15 SP1)

Announcement ID: SUSE-SU-2023:1635-1  
Rating: important  
References:

  * #1208909

  
Cross-References:

  * CVE-2023-26545

  
CVSS scores:

  * CVE-2023-26545 ( SUSE ):  7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2023-26545 ( NVD ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

  
Affected Products:

  * SUSE Linux Enterprise High Performance Computing 12 SP4
  * SUSE Linux Enterprise High Performance Computing 15 SP1
  * SUSE Linux Enterprise Live Patching 15-SP1
  * SUSE Linux Enterprise Live Patching 12-SP4
  * SUSE Linux Enterprise Server 12 SP4
  * SUSE Linux Enterprise Server 15 SP1
  * SUSE Linux Enterprise Server for SAP Applications 12 SP4
  * SUSE Linux Enterprise Server for SAP Applications 15 SP1

  
  
An update that solves one vulnerability can now be installed.

## Description:

This update for the Linux Kernel 4.12.14-150100_197_126 fixes one issue.

The following security issue was fixed:

  * CVE-2023-26545: Fixed double free in net/mpls/af_mpls.c upon an allocation
    failure (bsc#1208909).

## Patch Instructions:

To install this SUSE Important 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 15-SP1  
    zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP1-2023-1635=1 SUSE-SLE-
Module-Live-Patching-15-SP1-2023-1638=1

  * SUSE Linux Enterprise Live Patching 12-SP4  
    zypper in -t patch SUSE-SLE-Live-Patching-12-SP4-2023-1637=1 SUSE-SLE-Live-
Patching-12-SP4-2023-1626=1

## Package List:

  * SUSE Linux Enterprise Live Patching 15-SP1 (ppc64le x86_64)
    * kernel-livepatch-4_12_14-150100_197_126-default-5-150100.2.3
    * kernel-livepatch-4_12_14-150100_197_117-default-8-150100.2.3
  * SUSE Linux Enterprise Live Patching 12-SP4 (ppc64le s390x x86_64)
    * kgraft-patch-4_12_14-95_111-default-5-2.3
    * kgraft-patch-4_12_14-95_117-default-2-2.3

## References:

  * https://www.suse.com/security/cve/CVE-2023-26545.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1208909

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