# Security update for the Linux Kernel (Live Patch 28 for SLE 15 SP4)

Announcement ID: SUSE-SU-2024:4262-1  
Release Date: 2024-12-09T10:03:55Z  
Rating: important  
References:

  * bsc#1227471
  * bsc#1228573
  * bsc#1228786
  * bsc#1229553
  * bsc#1231353

  
Cross-References:

  * CVE-2021-47598
  * CVE-2024-40954
  * CVE-2024-41059
  * CVE-2024-43861

  
CVSS scores:

  * CVE-2021-47598 ( SUSE ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2021-47598 ( NVD ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2024-40954 ( SUSE ):  7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2024-40954 ( NVD ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2024-41059 ( SUSE ):  7.3
    CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
  * CVE-2024-41059 ( SUSE ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2024-41059 ( NVD ):  7.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/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

  
Affected Products:

  * openSUSE Leap 15.4
  * 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 four vulnerabilities and has one security fix can now be
installed.

## Description:

This update for the Linux Kernel 5.14.21-150400_24_125 fixes several issues.

The following security issues were fixed:

  * CVE-2024-43861: Fix memory leak for not ip packets (bsc#1229553).
  * CVE-2021-47598: sch_cake: do not call cake_destroy() from cake_init()
    (bsc#1227471).
  * CVE-2024-40954: net: do not leave a dangling sk pointer, when socket
    creation fails (bsc#1227808)
  * CVE-2024-41059: hfsplus: fix uninit-value in copy_name (bsc#1228573).

Non-security issues fixed:

  * Fixed intermittent nfs mount failures (may be due to SUNRPC over UDP)
    (bsc#1231353)

## 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 15.4  
    zypper in -t patch SUSE-2024-4262=1

  * SUSE Linux Enterprise Live Patching 15-SP4  
    zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP4-2024-4262=1

## Package List:

  * openSUSE Leap 15.4 (ppc64le s390x x86_64)
    * kernel-livepatch-5_14_21-150400_24_125-default-debuginfo-4-150400.9.6.1
    * kernel-livepatch-5_14_21-150400_24_125-default-4-150400.9.6.1
    * kernel-livepatch-SLE15-SP4_Update_28-debugsource-4-150400.9.6.1
  * SUSE Linux Enterprise Live Patching 15-SP4 (ppc64le s390x x86_64)
    * kernel-livepatch-5_14_21-150400_24_125-default-debuginfo-4-150400.9.6.1
    * kernel-livepatch-5_14_21-150400_24_125-default-4-150400.9.6.1
    * kernel-livepatch-SLE15-SP4_Update_28-debugsource-4-150400.9.6.1

## References:

  * https://www.suse.com/security/cve/CVE-2021-47598.html
  * https://www.suse.com/security/cve/CVE-2024-40954.html
  * https://www.suse.com/security/cve/CVE-2024-41059.html
  * https://www.suse.com/security/cve/CVE-2024-43861.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1227471
  * https://bugzilla.suse.com/show_bug.cgi?id=1228573
  * https://bugzilla.suse.com/show_bug.cgi?id=1228786
  * https://bugzilla.suse.com/show_bug.cgi?id=1229553
  * https://bugzilla.suse.com/show_bug.cgi?id=1231353