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# Security update for the Linux Kernel (Live Patch 44 for SLE 15 SP1)

Announcement ID: SUSE-SU-2023:4795-1  
Rating: important  
References:

  * bsc#1215442

  
Cross-References:

  * CVE-2023-4622

  
CVSS scores:

  * CVE-2023-4622 ( SUSE ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2023-4622 ( NVD ):  7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

  
Affected Products:

  * SUSE Linux Enterprise High Performance Computing 12 SP5
  * SUSE Linux Enterprise High Performance Computing 15 SP1
  * SUSE Linux Enterprise Live Patching 15-SP1
  * SUSE Linux Enterprise Live Patching 12-SP5
  * SUSE Linux Enterprise Server 12 SP5
  * SUSE Linux Enterprise Server 15 SP1
  * SUSE Linux Enterprise Server for SAP Applications 12 SP5
  * 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_157 fixes one issue.

The following security issue was fixed:

  * CVE-2023-4622: Fixed a use-after-free vulnerability in the Unix domain
    sockets component which could be exploited to achieve local privilege
    escalation (bsc#1215442).

## 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-SP5-2023-4793=1 SUSE-SLE-Live-
Patching-12-SP5-2023-4794=1 SUSE-SLE-Live-Patching-12-SP5-2023-4795=1

  * SUSE Linux Enterprise Live Patching 15-SP1  
    zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP1-2023-4762=1 SUSE-SLE-
Module-Live-Patching-15-SP1-2023-4763=1 SUSE-SLE-Module-Live-
Patching-15-SP1-2023-4764=1 SUSE-SLE-Module-Live-Patching-15-SP1-2023-4765=1
SUSE-SLE-Module-Live-Patching-15-SP1-2023-4785=1 SUSE-SLE-Module-Live-
Patching-15-SP1-2023-4797=1 SUSE-SLE-Module-Live-Patching-15-SP1-2023-4773=1

## Package List:

  * SUSE Linux Enterprise Live Patching 12-SP5 (ppc64le s390x x86_64)
    * kgraft-patch-4_12_14-122_144-default-11-2.2
    * kgraft-patch-4_12_14-122_176-default-3-2.1
    * kgraft-patch-4_12_14-122_173-default-4-2.1
  * SUSE Linux Enterprise Live Patching 15-SP1 (ppc64le x86_64)
    * kernel-livepatch-4_12_14-150100_197_137-default-8-150100.2.1
    * kernel-livepatch-4_12_14-150100_197_145-default-8-150100.2.1
    * kernel-livepatch-4_12_14-150100_197_148-default-6-150100.2.1
    * kernel-livepatch-4_12_14-150100_197_151-default-5-150100.2.1
    * kernel-livepatch-4_12_14-150100_197_157-default-3-150100.2.1
    * kernel-livepatch-4_12_14-150100_197_154-default-4-150100.2.1
    * kernel-livepatch-4_12_14-150100_197_142-default-8-150100.2.1

## References:

  * https://www.suse.com/security/cve/CVE-2023-4622.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1215442

SUSE: 2023:4795-1 important: the Linux Kernel (Live Patch 44 for SLE 1

December 13, 2023
* bsc#1215442 Cross-References: * CVE-2023-4622

Summary

## This update for the Linux Kernel 4.12.14-150100_197_157 fixes one issue. The following security issue was fixed: * CVE-2023-4622: Fixed a use-after-free vulnerability in the Unix domain sockets component which could be exploited to achieve local privilege escalation (bsc#1215442). ## 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-SP5-2023-4793=1 SUSE-SLE-Live- Patching-12-SP5-2023-4794=1 SUSE-SLE-Live-Patching-12-SP5-2023-4795=1 * SUSE Linux Enterprise Live Patching 15-SP1 zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP1-2023-4762=1 SUSE-SLE- Module-Live-Patching-15-SP1-2023-4763=1 SUSE-SLE-Module-Live- Patching-15-SP1-2023-4764=1 SUSE-SLE-Module-Live-Patching-15-SP1-2023-4765=1 SUSE-SLE-Module-Live-Patching-15-SP1-2023-4785=1 SUSE-SLE-Module-Live- Patching-15-SP1-2023-4797=1 SUSE-SLE-Module-Live-Patching-15-SP1-2023-4773=1 ## Package List: * SUSE Linux Enterprise Live Patching 12-SP5 (ppc64le s390x x86_64) * kgraft-patch-4_12_14-122_144-default-11-2.2 * kgraft-patch-4_12_14-122_176-default-3-2.1 * kgraft-patch-4_12_14-122_173-default-4-2.1 * SUSE Linux Enterprise Live Patching 15-SP1 (ppc64le x86_64) * kernel-livepatch-4_12_14-150100_197_137-default-8-150100.2.1 * kernel-livepatch-4_12_14-150100_197_145-default-8-150100.2.1 * kernel-livepatch-4_12_14-150100_197_148-default-6-150100.2.1 * kernel-livepatch-4_12_14-150100_197_151-default-5-150100.2.1 * kernel-livepatch-4_12_14-150100_197_157-default-3-150100.2.1 * kernel-livepatch-4_12_14-150100_197_154-default-4-150100.2.1 * kernel-livepatch-4_12_14-150100_197_142-default-8-150100.2.1

References

* bsc#1215442

Cross-

* CVE-2023-4622

CVSS scores:

* CVE-2023-4622 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2023-4622 ( NVD ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected Products:

* SUSE Linux Enterprise High Performance Computing 12 SP5

* SUSE Linux Enterprise High Performance Computing 15 SP1

* SUSE Linux Enterprise Live Patching 15-SP1

* SUSE Linux Enterprise Live Patching 12-SP5

* SUSE Linux Enterprise Server 12 SP5

* SUSE Linux Enterprise Server 15 SP1

* SUSE Linux Enterprise Server for SAP Applications 12 SP5

* SUSE Linux Enterprise Server for SAP Applications 15 SP1

An update that solves one vulnerability can now be installed.

##

* https://www.suse.com/security/cve/CVE-2023-4622.html

* https://bugzilla.suse.com/show_bug.cgi?id=1215442

Severity
Announcement ID: SUSE-SU-2023:4795-1
Rating: important

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