Security update for the Linux Kernel (Live Patch 22 for SLE 15 SP4)

Announcement ID:	SUSE-SU-2024:4276-1
Release Date:	2024-12-10T11:04:08Z
Rating:	important
References:	bsc#1225733 bsc#1229553
Cross-References:	CVE-2024-36904 CVE-2024-43861
CVSS scores:	CVE-2024-36904 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/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
Affected Products:	openSUSE Leap 15.4 SUSE Linux Enterprise High Performance Computing 15 SP2 SUSE Linux Enterprise High Performance Computing 15 SP4 SUSE Linux Enterprise Live Patching 15-SP2 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 SP2 SUSE Linux Enterprise Server 15 SP4 SUSE Linux Enterprise Server for SAP Applications 15 SP2 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_24_103 fixes several issues.

The following security issues were fixed:

• CVE-2024-36904: tcp: Use refcount_inc_not_zero() in tcp_twsk_unique() (bsc#1225733).
• 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 15.4
  zypper in -t patch SUSE-2024-4273=1 SUSE-2024-4274=1
• SUSE Linux Enterprise Live Patching 15-SP4
  zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP4-2024-4273=1 SUSE-SLE-Module-Live-Patching-15-SP4-2024-4274=1
• SUSE Linux Enterprise Live Patching 15-SP2
  zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP2-2024-4276=1 SUSE-SLE-Module-Live-Patching-15-SP2-2024-4277=1

Package List:

• openSUSE Leap 15.4 (ppc64le s390x x86_64)
  • kernel-livepatch-5_14_21-150400_24_97-default-debuginfo-14-150400.2.1
  • kernel-livepatch-SLE15-SP4_Update_20-debugsource-14-150400.2.1
  • kernel-livepatch-5_14_21-150400_24_97-default-14-150400.2.1
  • kernel-livepatch-5_14_21-150400_24_103-default-debuginfo-12-150400.2.1
  • kernel-livepatch-SLE15-SP4_Update_22-debugsource-12-150400.2.1
  • kernel-livepatch-5_14_21-150400_24_103-default-12-150400.2.1
• SUSE Linux Enterprise Live Patching 15-SP4 (ppc64le s390x x86_64)
  • kernel-livepatch-5_14_21-150400_24_97-default-debuginfo-14-150400.2.1
  • kernel-livepatch-SLE15-SP4_Update_20-debugsource-14-150400.2.1
  • kernel-livepatch-5_14_21-150400_24_97-default-14-150400.2.1
  • kernel-livepatch-5_14_21-150400_24_103-default-debuginfo-12-150400.2.1
  • kernel-livepatch-SLE15-SP4_Update_22-debugsource-12-150400.2.1
  • kernel-livepatch-5_14_21-150400_24_103-default-12-150400.2.1
• SUSE Linux Enterprise Live Patching 15-SP2 (ppc64le s390x x86_64)
  • kernel-livepatch-5_3_18-150200_24_178-default-debuginfo-12-150200.2.1
  • kernel-livepatch-SLE15-SP2_Update_42-debugsource-16-150200.2.1
  • kernel-livepatch-5_3_18-150200_24_169-default-debuginfo-16-150200.2.1
  • kernel-livepatch-5_3_18-150200_24_169-default-16-150200.2.1
  • kernel-livepatch-SLE15-SP2_Update_45-debugsource-12-150200.2.1
  • kernel-livepatch-5_3_18-150200_24_178-default-12-150200.2.1

References:

• https://www.suse.com/security/cve/CVE-2024-36904.html
• https://www.suse.com/security/cve/CVE-2024-43861.html
• https://bugzilla.suse.com/show_bug.cgi?id=1225733
• https://bugzilla.suse.com/show_bug.cgi?id=1229553