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             AUSCERT External Security Bulletin Redistribution

                               ESB-2023.1814
    Security update for the Linux Kernel (Live Patch 34 for SLE 15 SP1)
                               28 March 2023

===========================================================================

        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           Linux Kernel
Publisher:         SUSE
Operating System:  SUSE
Resolution:        Patch/Upgrade
CVE Names:         CVE-2023-26545  

Original Bulletin: 
   https://www.suse.com/support/update/announcement/2023/suse-su-20231579-1

Comment: CVSS (Max):  7.0 CVE-2023-26545 (CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H)
         CVSS Source: SUSE
         Calculator:  https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

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Security update for the Linux Kernel (Live Patch 34 for SLE 15 SP1)

Announcement ID:  SUSE-SU-2023:1579-1
     Rating:      important
   References:      o #1208909

Cross-References:   o CVE-2023-26545

                    o 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
  CVSS scores:      o 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

                    o SUSE Linux Enterprise High Performance Computing 15 SP1
    Affected        o SUSE Linux Enterprise Live Patching 15-SP1
    Products:       o SUSE Linux Enterprise Server 15 SP1
                    o 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_123 fixes one issue.

The following security issue was fixed:

  o 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:

  o SUSE Linux Enterprise Live Patching 15-SP1
    zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP1-2023-1579=1
    SUSE-SLE-Module-Live-Patching-15-SP1-2023-1578=1
    SUSE-SLE-Module-Live-Patching-15-SP1-2023-1577=1

Package List:

  o SUSE Linux Enterprise Live Patching 15-SP1 (ppc64le x86_64)
       kernel-livepatch-4_12_14-150100_197_123-default-5-150100.2.3
       kernel-livepatch-4_12_14-150100_197_120-default-8-150100.2.3
       kernel-livepatch-4_12_14-150100_197_114-default-10-150100.2.3

References:

  o https://www.suse.com/security/cve/CVE-2023-26545.html
  o https://bugzilla.suse.com/show_bug.cgiid=1208909

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===========================================================================
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