# Security update for the Linux Kernel (Live Patch 17 for SLE 15 SP5)

Announcement ID: SUSE-SU-2025:0181-1  
Release Date: 2025-01-17T20:03:47Z  
Rating: important  
References:

  * bsc#1225429
  * bsc#1229553
  * bsc#1232637
  * bsc#1233712

  
Cross-References:

  * CVE-2021-47517
  * CVE-2022-48956
  * CVE-2024-43861
  * CVE-2024-50264

  
CVSS scores:

  * CVE-2021-47517 ( SUSE ):  6.5 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:H/A:H
  * CVE-2022-48956 ( SUSE ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2022-48956 ( NVD ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2024-43861 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2024-43861 ( NVD ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2024-50264 ( SUSE ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2024-50264 ( NVD ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2024-50264 ( NVD ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

  
Affected Products:

  * openSUSE Leap 15.5
  * SUSE Linux Enterprise High Performance Computing 15 SP5
  * SUSE Linux Enterprise Live Patching 15-SP5
  * SUSE Linux Enterprise Micro 5.5
  * SUSE Linux Enterprise Real Time 15 SP5
  * SUSE Linux Enterprise Server 15 SP5
  * SUSE Linux Enterprise Server for SAP Applications 15 SP5

  
  
An update that solves four vulnerabilities can now be installed.

## Description:

This update for the Linux Kernel 5.14.21-150500_55_73 fixes several issues.

The following security issues were fixed:

  * CVE-2024-50264: vsock/virtio: Initialization of the dangling pointer
    occurring in vsk->trans (bsc#1233712).
  * CVE-2022-48956: ipv6: avoid use-after-free in ip6_fragment() (bsc#1232637).
  * CVE-2021-47517: Fix panic when interrupt coaleceing is set via ethtool
    (bsc#1225429).
  * CVE-2024-43861: Fix memory leak for not ip packets (bsc#1229553).

## 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:

  * openSUSE Leap 15.5  
    zypper in -t patch SUSE-2025-181=1

  * SUSE Linux Enterprise Live Patching 15-SP5  
    zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP5-2025-181=1

## Package List:

  * openSUSE Leap 15.5 (ppc64le s390x x86_64)
    * kernel-livepatch-SLE15-SP5_Update_17-debugsource-3-150500.11.6.1
    * kernel-livepatch-5_14_21-150500_55_73-default-debuginfo-3-150500.11.6.1
    * kernel-livepatch-5_14_21-150500_55_73-default-3-150500.11.6.1
  * SUSE Linux Enterprise Live Patching 15-SP5 (ppc64le s390x x86_64)
    * kernel-livepatch-5_14_21-150500_55_73-default-debuginfo-3-150500.11.6.1
    * kernel-livepatch-5_14_21-150500_55_73-default-3-150500.11.6.1
  * SUSE Linux Enterprise Live Patching 15-SP5 (ppc64le x86_64)
    * kernel-livepatch-SLE15-SP5_Update_17-debugsource-3-150500.11.6.1

## References:

  * https://www.suse.com/security/cve/CVE-2021-47517.html
  * https://www.suse.com/security/cve/CVE-2022-48956.html
  * https://www.suse.com/security/cve/CVE-2024-43861.html
  * https://www.suse.com/security/cve/CVE-2024-50264.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1225429
  * https://bugzilla.suse.com/show_bug.cgi?id=1229553
  * https://bugzilla.suse.com/show_bug.cgi?id=1232637
  * https://bugzilla.suse.com/show_bug.cgi?id=1233712