# Security update for the Linux Kernel (Live Patch 41 for SLE 15 SP3) Announcement ID: SUSE-SU-2024:1054-1 Rating: important References: * bsc#1218487 Cross-References: * CVE-2023-6531 CVSS scores: * CVE-2023-6531 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H * CVE-2023-6531 ( NVD ): 7.0 CVSS:3.1/AV:L/AC:H/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 SP2 * SUSE Linux Enterprise High Performance Computing 15 SP3 * SUSE Linux Enterprise Live Patching 15-SP2 * SUSE Linux Enterprise Live Patching 15-SP3 * SUSE Linux Enterprise Micro 5.1 * SUSE Linux Enterprise Micro 5.2 * SUSE Linux Enterprise Server 15 SP2 * SUSE Linux Enterprise Server 15 SP3 * SUSE Linux Enterprise Server for SAP Applications 15 SP2 * SUSE Linux Enterprise Server for SAP Applications 15 SP3 An update that solves one vulnerability can now be installed. ## Description: This update for the Linux Kernel 5.3.18-150300_59_150 fixes one issue. The following security issue was fixed: * CVE-2023-6531: Fixed a use-after-free flaw due to a race problem in the unix garbage collector's deletion of SKB races with unix_stream_read_generic()on the socket that the SKB is queued on (bsc#1218487). ## 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-SP2 zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP2-2024-1054=1 * openSUSE Leap 15.3 zypper in -t patch SUSE-2024-1056=1 * SUSE Linux Enterprise Live Patching 15-SP3 zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP3-2024-1056=1 ## Package List: * SUSE Linux Enterprise Live Patching 15-SP2 (ppc64le s390x x86_64) * kernel-livepatch-5_3_18-150200_24_175-default-debuginfo-4-150200.2.3 * kernel-livepatch-SLE15-SP2_Update_44-debugsource-4-150200.2.3 * kernel-livepatch-5_3_18-150200_24_175-default-4-150200.2.3 * openSUSE Leap 15.3 (ppc64le s390x x86_64) * kernel-livepatch-SLE15-SP3_Update_41-debugsource-3-150300.2.3 * kernel-livepatch-5_3_18-150300_59_150-default-debuginfo-3-150300.2.3 * kernel-livepatch-5_3_18-150300_59_150-default-3-150300.2.3 * openSUSE Leap 15.3 (x86_64) * kernel-livepatch-5_3_18-150300_59_150-preempt-debuginfo-3-150300.2.3 * kernel-livepatch-5_3_18-150300_59_150-preempt-3-150300.2.3 * SUSE Linux Enterprise Live Patching 15-SP3 (ppc64le s390x x86_64) * kernel-livepatch-5_3_18-150300_59_150-default-3-150300.2.3 ## References: * https://www.suse.com/security/cve/CVE-2023-6531.html * https://bugzilla.suse.com/show_bug.cgi?id=1218487