# Security update for the Linux Kernel (Live Patch 18 for SLE 15 SP4) Announcement ID: SUSE-SU-2024:2156-1 Rating: important References: * bsc#1222118 * bsc#1223059 Cross-References: * CVE-2023-52628 * CVE-2024-26852 CVSS scores: * CVE-2023-52628 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/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 15.4 * 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 two vulnerabilities can now be installed. ## Description: This update for the Linux Kernel 5.14.21-150400_24_88 fixes several issues. The following security issues were fixed: * CVE-2023-52628: Fixed 4-byte stack OOB write in nftables (bsc#1222118). * 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: * openSUSE Leap 15.4 zypper in -t patch SUSE-2024-2157=1 SUSE-2024-2158=1 SUSE-2024-2159=1 SUSE-2024-2156=1 * SUSE Linux Enterprise Live Patching 15-SP4 zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP4-2024-2156=1 SUSE-SLE- Module-Live-Patching-15-SP4-2024-2157=1 SUSE-SLE-Module-Live- Patching-15-SP4-2024-2158=1 SUSE-SLE-Module-Live-Patching-15-SP4-2024-2159=1 ## Package List: * openSUSE Leap 15.4 (ppc64le s390x x86_64) * kernel-livepatch-SLE15-SP4_Update_18-debugsource-10-150400.2.1 * kernel-livepatch-SLE15-SP4_Update_14-debugsource-12-150400.2.1 * kernel-livepatch-5_14_21-150400_24_66-default-13-150400.2.1 * kernel-livepatch-5_14_21-150400_24_88-default-debuginfo-10-150400.2.1 * kernel-livepatch-5_14_21-150400_24_69-default-debuginfo-12-150400.2.1 * kernel-livepatch-5_14_21-150400_24_66-default-debuginfo-13-150400.2.1 * kernel-livepatch-5_14_21-150400_24_88-default-10-150400.2.1 * kernel-livepatch-5_14_21-150400_24_81-default-11-150400.2.1 * kernel-livepatch-5_14_21-150400_24_81-default-debuginfo-11-150400.2.1 * kernel-livepatch-SLE15-SP4_Update_13-debugsource-13-150400.2.1 * kernel-livepatch-5_14_21-150400_24_69-default-12-150400.2.1 * kernel-livepatch-SLE15-SP4_Update_16-debugsource-11-150400.2.1 * SUSE Linux Enterprise Live Patching 15-SP4 (ppc64le s390x x86_64) * kernel-livepatch-SLE15-SP4_Update_18-debugsource-10-150400.2.1 * kernel-livepatch-SLE15-SP4_Update_14-debugsource-12-150400.2.1 * kernel-livepatch-5_14_21-150400_24_66-default-13-150400.2.1 * kernel-livepatch-5_14_21-150400_24_88-default-debuginfo-10-150400.2.1 * kernel-livepatch-5_14_21-150400_24_69-default-debuginfo-12-150400.2.1 * kernel-livepatch-5_14_21-150400_24_66-default-debuginfo-13-150400.2.1 * kernel-livepatch-5_14_21-150400_24_88-default-10-150400.2.1 * kernel-livepatch-5_14_21-150400_24_81-default-11-150400.2.1 * kernel-livepatch-5_14_21-150400_24_81-default-debuginfo-11-150400.2.1 * kernel-livepatch-SLE15-SP4_Update_13-debugsource-13-150400.2.1 * kernel-livepatch-5_14_21-150400_24_69-default-12-150400.2.1 * kernel-livepatch-SLE15-SP4_Update_16-debugsource-11-150400.2.1 ## References: * https://www.suse.com/security/cve/CVE-2023-52628.html * https://www.suse.com/security/cve/CVE-2024-26852.html * https://bugzilla.suse.com/show_bug.cgi?id=1222118 * https://bugzilla.suse.com/show_bug.cgi?id=1223059