Security update for the Linux Kernel (Live Patch 19 for SLE 15 SP4)

Announcement ID:	SUSE-SU-2024:1418-1
Rating:	important
References:	bsc#1216644 bsc#1219435 bsc#1220828
Cross-References:	CVE-2023-5717 CVE-2024-1086 CVE-2024-26622
CVSS scores:	CVE-2023-5717 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVE-2023-5717 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVE-2024-1086 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVE-2024-1086 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVE-2024-26622 ( SUSE ): 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 15.4 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 three vulnerabilities can now be installed.

Description:

This update for the Linux Kernel 5.14.21-150400_24_92 fixes several issues.

The following security issues were fixed:

• CVE-2023-5717: Fixed a heap out-of-bounds write vulnerability in the Performance Events component (bsc#1216644).
• CVE-2024-26622: Fixed UAF write bug in tomoyo_write_control() (bsc#1220828).
• CVE-2024-1086: Fixed a use-after-free vulnerability inside the nf_tables component that could have been exploited to achieve local privilege escalation (bsc#1219435).

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-2024-1418=1
• SUSE Linux Enterprise Live Patching 15-SP4
  zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP4-2024-1418=1

Package List:

• openSUSE Leap 15.4 (ppc64le s390x x86_64)
  • kernel-livepatch-5_14_21-150400_24_92-default-debuginfo-7-150400.2.1
  • kernel-livepatch-5_14_21-150400_24_92-default-7-150400.2.1
  • kernel-livepatch-SLE15-SP4_Update_19-debugsource-7-150400.2.1
• SUSE Linux Enterprise Live Patching 15-SP4 (ppc64le s390x x86_64)
  • kernel-livepatch-5_14_21-150400_24_92-default-debuginfo-7-150400.2.1
  • kernel-livepatch-5_14_21-150400_24_92-default-7-150400.2.1
  • kernel-livepatch-SLE15-SP4_Update_19-debugsource-7-150400.2.1

References:

• https://www.suse.com/security/cve/CVE-2023-5717.html
• https://www.suse.com/security/cve/CVE-2024-1086.html
• https://www.suse.com/security/cve/CVE-2024-26622.html
• https://bugzilla.suse.com/show_bug.cgi?id=1216644
• https://bugzilla.suse.com/show_bug.cgi?id=1219435
• https://bugzilla.suse.com/show_bug.cgi?id=1220828