# Security update for the Linux Kernel (Live Patch 40 for SLE 15 SP2)

Announcement ID: SUSE-SU-2024:1729-1  
Rating: important  
References:

  * bsc#1216644
  * bsc#1218259
  * bsc#1220211
  * bsc#1220832
  * bsc#1222685
  * bsc#1223514

  
Cross-References:

  * CVE-2022-48651
  * CVE-2023-52502
  * CVE-2023-6546
  * CVE-2023-6931
  * CVE-2024-26585

  
CVSS scores:

  * CVE-2022-48651 ( SUSE ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2023-52502 ( SUSE ):  7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2023-6546 ( SUSE ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2023-6546 ( NVD ):  7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2023-6931 ( SUSE ):  7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2023-6931 ( NVD ):  7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2024-26585 ( SUSE ):  7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2024-26585 ( NVD ):  4.7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H

  
Affected Products:

  * SUSE Linux Enterprise High Performance Computing 15 SP2
  * SUSE Linux Enterprise Live Patching 15-SP2
  * SUSE Linux Enterprise Server 15 SP2
  * SUSE Linux Enterprise Server for SAP Applications 15 SP2

  
  
An update that solves five vulnerabilities and has one security fix can now be
installed.

## Description:

This update for the Linux Kernel 5.3.18-150200_24_163 fixes several issues.

The following security issues were fixed:

  * CVE-2023-6931: Fixed a heap out-of-bounds write vulnerability in
    perf_read_group() (bsc#1216644).
  * CVE-2022-48651: Fixed an out-of-bound bug in ipvlan caused by unset
    skb->mac_header (bsc#1223514).
  * CVE-2023-52502: Fixed a race condition in nfc_llcp_sock_get() and
    nfc_llcp_sock_get_sn() (bsc#1220832).
  * CVE-2024-26585: Fixed race between tx work scheduling and socket close for
    tls (bsc#1220211).
  * CVE-2023-6546: Fixed a race condition that could lead to a use-after-free in
    the GSM 0710 tty multiplexor (bsc#1222685).

## 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 15-SP2  
    zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP2-2024-1729=1 SUSE-SLE-
Module-Live-Patching-15-SP2-2024-1733=1

## Package List:

  * SUSE Linux Enterprise Live Patching 15-SP2 (ppc64le s390x x86_64)
    * kernel-livepatch-5_3_18-150200_24_163-default-9-150200.2.1
    * kernel-livepatch-SLE15-SP2_Update_38-debugsource-11-150200.2.1
    * kernel-livepatch-5_3_18-150200_24_157-default-debuginfo-11-150200.2.1
    * kernel-livepatch-5_3_18-150200_24_157-default-11-150200.2.1
    * kernel-livepatch-5_3_18-150200_24_163-default-debuginfo-9-150200.2.1
    * kernel-livepatch-SLE15-SP2_Update_40-debugsource-9-150200.2.1

## References:

  * https://www.suse.com/security/cve/CVE-2022-48651.html
  * https://www.suse.com/security/cve/CVE-2023-52502.html
  * https://www.suse.com/security/cve/CVE-2023-6546.html
  * https://www.suse.com/security/cve/CVE-2023-6931.html
  * https://www.suse.com/security/cve/CVE-2024-26585.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1216644
  * https://bugzilla.suse.com/show_bug.cgi?id=1218259
  * https://bugzilla.suse.com/show_bug.cgi?id=1220211
  * https://bugzilla.suse.com/show_bug.cgi?id=1220832
  * https://bugzilla.suse.com/show_bug.cgi?id=1222685
  * https://bugzilla.suse.com/show_bug.cgi?id=1223514