# 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