# Security update for the Linux Kernel RT (Live Patch 15 for SLE 15 SP5) Announcement ID: SUSE-SU-2024:3320-1 Rating: important References: * bsc#1223363 * bsc#1223683 * bsc#1225013 * bsc#1225099 Cross-References: * CVE-2023-52846 * CVE-2024-26828 * CVE-2024-26923 * CVE-2024-27398 CVSS scores: * CVE-2023-52846 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H * CVE-2024-26828 ( SUSE ): 7.3 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:H * CVE-2024-26923 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H * CVE-2024-27398 ( 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 15.5 * SUSE Linux Enterprise High Performance Computing 15 SP5 * SUSE Linux Enterprise Live Patching 15-SP5 * SUSE Linux Enterprise Micro 5.5 * SUSE Linux Enterprise Real Time 15 SP5 * SUSE Linux Enterprise Server 15 SP5 * SUSE Linux Enterprise Server for SAP Applications 15 SP5 An update that solves four vulnerabilities can now be installed. ## Description: This update for the Linux Kernel 5.14.21-150500_13_55 fixes several issues. The following security issues were fixed: * CVE-2023-52846: Prevent use after free in prp_create_tagged_frame() (bsc#1225099). * CVE-2024-27398: Fixed use-after-free bugs caused by sco_sock_timeout (bsc#1225013). * CVE-2024-26923: Fixed false-positive lockdep splat for spin_lock() in __unix_gc() (bsc#1223683). * CVE-2024-26828: Fixed underflow in parse_server_interfaces() (bsc#1223363). ## 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 15.5 zypper in -t patch SUSE-2024-3320=1 * SUSE Linux Enterprise Live Patching 15-SP5 zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP5-2024-3320=1 ## Package List: * openSUSE Leap 15.5 (x86_64) * kernel-livepatch-5_14_21-150500_13_55-rt-4-150500.11.6.1 * kernel-livepatch-SLE15-SP5-RT_Update_15-debugsource-4-150500.11.6.1 * kernel-livepatch-5_14_21-150500_13_55-rt-debuginfo-4-150500.11.6.1 * SUSE Linux Enterprise Live Patching 15-SP5 (x86_64) * kernel-livepatch-5_14_21-150500_13_55-rt-4-150500.11.6.1 * kernel-livepatch-SLE15-SP5-RT_Update_15-debugsource-4-150500.11.6.1 * kernel-livepatch-5_14_21-150500_13_55-rt-debuginfo-4-150500.11.6.1 ## References: * https://www.suse.com/security/cve/CVE-2023-52846.html * https://www.suse.com/security/cve/CVE-2024-26828.html * https://www.suse.com/security/cve/CVE-2024-26923.html * https://www.suse.com/security/cve/CVE-2024-27398.html * https://bugzilla.suse.com/show_bug.cgi?id=1223363 * https://bugzilla.suse.com/show_bug.cgi?id=1223683 * https://bugzilla.suse.com/show_bug.cgi?id=1225013 * https://bugzilla.suse.com/show_bug.cgi?id=1225099