Security update for the Linux Kernel (Live Patch 39 for SLE 15 SP3)

Announcement ID:	SUSE-SU-2024:2145-1
Rating:	important
References:	bsc#1218259 bsc#1220537 bsc#1223059
Cross-References:	CVE-2021-46955 CVE-2023-6931 CVE-2024-26852
CVSS scores:	CVE-2021-46955 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N 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-2024-26852 ( 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 15.3 SUSE Linux Enterprise High Performance Computing 15 SP3 SUSE Linux Enterprise Live Patching 15-SP3 SUSE Linux Enterprise Micro 5.1 SUSE Linux Enterprise Micro 5.2 SUSE Linux Enterprise Server 15 SP3 SUSE Linux Enterprise Server for SAP Applications 15 SP3

An update that solves three vulnerabilities can now be installed.

Description:

This update for the Linux Kernel 5.3.18-150300_59_144 fixes several issues.

The following security issues were fixed:

• CVE-2021-46955: Fixed an out-of-bounds read with openvswitch, when fragmenting IPv4 packets (bsc#1220537).
• CVE-2023-6931: Fixed an out of bounds write in the Performance Events subsystem when adding a new event (bsc#1218259).
• CVE-2024-26852: Fixed use-after-free in ip6_route_mpath_notify() (bsc#1223059).

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-SP3
  zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP3-2024-2145=1
• openSUSE Leap 15.3
  zypper in -t patch SUSE-2024-2145=1

Package List:

• SUSE Linux Enterprise Live Patching 15-SP3 (ppc64le s390x x86_64)
  • kernel-livepatch-5_3_18-150300_59_144-default-8-150300.2.2
• openSUSE Leap 15.3 (ppc64le s390x x86_64)
  • kernel-livepatch-SLE15-SP3_Update_39-debugsource-8-150300.2.2
  • kernel-livepatch-5_3_18-150300_59_144-default-debuginfo-8-150300.2.2
  • kernel-livepatch-5_3_18-150300_59_144-default-8-150300.2.2
• openSUSE Leap 15.3 (x86_64)
  • kernel-livepatch-5_3_18-150300_59_144-preempt-8-150300.2.2
  • kernel-livepatch-5_3_18-150300_59_144-preempt-debuginfo-8-150300.2.2

References:

• https://www.suse.com/security/cve/CVE-2021-46955.html
• https://www.suse.com/security/cve/CVE-2023-6931.html
• https://www.suse.com/security/cve/CVE-2024-26852.html
• https://bugzilla.suse.com/show_bug.cgi?id=1218259
• https://bugzilla.suse.com/show_bug.cgi?id=1220537
• https://bugzilla.suse.com/show_bug.cgi?id=1223059