SUSE-SU-2023:0637-1: important: Security update for the Linux Kernel (Live Patch 0 for SLE 15 SP4)

[sle-updates at lists.suse.com]

# Security update for the Linux Kernel (Live Patch 0 for SLE 15 SP4)

Announcement ID: SUSE-SU-2023:0637-1  
Rating: important  
References:

  * #1206314
  * #1207139

  
Cross-References:

  * CVE-2022-3564
  * CVE-2023-0179

  
CVSS scores:

  * CVE-2022-3564 ( SUSE ):  8.0 CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2022-3564 ( NVD ):  5.5 CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
  * CVE-2023-0179 ( SUSE ):  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 15 SP4
  * SUSE Linux Enterprise Live Patching 15-SP4
  * SUSE Linux Enterprise Micro 5.3
  * SUSE Linux Enterprise Micro 5.4
  * SUSE Linux Enterprise Real Time 15 SP4
  * SUSE Linux Enterprise Server 15 SP4
  * SUSE Linux Enterprise Server for SAP Applications 15 SP4

  
  
An update that solves two vulnerabilities can now be installed.

## Description:

This update for the Linux Kernel 5.14.21-150400_22 fixes several issues.

The following security issues were fixed:

  * CVE-2022-3564: Fixed use-after-free in l2cap_core.c of the Bluetooth
    component (bsc#1206314).
  * CVE-2023-0179: Fixed incorrect arithmetics when fetching VLAN header bits
    (bsc#1207139).

## 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-SP4  
    zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP4-2023-637=1 SUSE-SLE-
Module-Live-Patching-15-SP4-2023-638=1 SUSE-SLE-Module-Live-
Patching-15-SP4-2023-639=1 SUSE-SLE-Module-Live-Patching-15-SP4-2023-640=1 SUSE-
SLE-Module-Live-Patching-15-SP4-2023-641=1

## Package List:

  * SUSE Linux Enterprise Live Patching 15-SP4 (ppc64le s390x x86_64)
    * kernel-livepatch-SLE15-SP4_Update_4-debugsource-5-150400.2.1
    * kernel-livepatch-5_14_21-150400_24_28-default-debuginfo-5-150400.2.1
    * kernel-livepatch-5_14_21-150400_24_28-default-5-150400.2.1
    * kernel-livepatch-5_14_21-150400_24_18-default-debuginfo-8-150400.2.1
    * kernel-livepatch-SLE15-SP4_Update_1-debugsource-8-150400.2.1
    * kernel-livepatch-SLE15-SP4_Update_3-debugsource-7-150400.2.1
    * kernel-livepatch-5_14_21-150400_24_11-default-debuginfo-8-150400.2.1
    * kernel-livepatch-5_14_21-150400_24_11-default-8-150400.2.1
    * kernel-livepatch-5_14_21-150400_24_21-default-debuginfo-7-150400.2.1
    * kernel-livepatch-SLE15-SP4_Update_0-debugsource-11-150400.7.2
    * kernel-livepatch-5_14_21-150400_22-default-11-150400.7.2
    * kernel-livepatch-5_14_21-150400_24_21-default-7-150400.2.1
    * kernel-livepatch-5_14_21-150400_22-default-debuginfo-11-150400.7.2
    * kernel-livepatch-5_14_21-150400_24_18-default-8-150400.2.1
    * kernel-livepatch-SLE15-SP4_Update_2-debugsource-8-150400.2.1

## References:

  * https://www.suse.com/security/cve/CVE-2022-3564.html
  * https://www.suse.com/security/cve/CVE-2023-0179.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1206314
  * https://bugzilla.suse.com/show_bug.cgi?id=1207139

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