# Security update for the Linux Kernel RT (Live Patch 16 for SLE 15 SP5) Announcement ID: SUSE-SU-2024:4127-1 Release Date: 2024-12-02T09:15:21Z Rating: important References: * bsc#1223683 * bsc#1225099 * bsc#1225429 * bsc#1225733 * bsc#1225739 * bsc#1225819 * bsc#1227471 * bsc#1228349 * bsc#1228573 * bsc#1228786 * bsc#1229273 * bsc#1229553 Cross-References: * CVE-2021-47517 * CVE-2021-47598 * CVE-2023-52752 * CVE-2023-52846 * CVE-2024-26923 * CVE-2024-35949 * CVE-2024-36899 * CVE-2024-36904 * CVE-2024-40909 * CVE-2024-40954 * CVE-2024-41059 * CVE-2024-43861 CVSS scores: * CVE-2021-47517 ( SUSE ): 6.5 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:H/A:H * CVE-2021-47598 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H * CVE-2021-47598 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H * CVE-2023-52752 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H * CVE-2023-52752 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H * 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-2024-26923 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H * CVE-2024-35949 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H * CVE-2024-36899 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H * 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-2024-40909 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H * CVE-2024-40909 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H * CVE-2024-40954 ( SUSE ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H * CVE-2024-40954 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H * CVE-2024-41059 ( SUSE ): 7.3 CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N * CVE-2024-41059 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H * CVE-2024-41059 ( NVD ): 7.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/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 15.5 * 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 12 vulnerabilities can now be installed. ## Description: This update for the Linux Kernel 5.14.21-150500_13_58 fixes several issues. The following security issues were fixed: * CVE-2021-47517: Fix panic when interrupt coaleceing is set via ethtool (bsc#1225429). * 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). * CVE-2021-47598: sch_cake: do not call cake_destroy() from cake_init() (bsc#1227471). * CVE-2024-35949: btrfs: make sure that WRITTEN is set on all metadata blocks (bsc#1229273). * CVE-2023-52752: smb: client: fix use-after-free bug in cifs_debug_data_proc_show() (bsc#1225819). * CVE-2024-36899: gpiolib: cdev: Fix use after free in lineinfo_changed_notify (bsc#1231353). * CVE-2024-36899: gpiolib: cdev: Fix use after free in lineinfo_changed_notify (bsc#1225739). * CVE-2024-40954: net: do not leave a dangling sk pointer, when socket creation fails (bsc#1227808) * CVE-2024-41059: hfsplus: fix uninit-value in copy_name (bsc#1228573). * CVE-2024-40909: bpf: Fix a potential use-after-free in bpf_link_free() (bsc#1228349). * CVE-2023-52846: hsr: Prevent use after free in prp_create_tagged_frame() (bsc#1225099). * CVE-2024-26923: Fixed false-positive lockdep splat for spin_lock() in __unix_gc() (bsc#1223683). ## 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-SP5 zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP5-2024-4127=1 * openSUSE Leap 15.5 zypper in -t patch SUSE-2024-4127=1 ## Package List: * SUSE Linux Enterprise Live Patching 15-SP5 (x86_64) * kernel-livepatch-SLE15-SP5-RT_Update_16-debugsource-6-150500.11.6.1 * kernel-livepatch-5_14_21-150500_13_58-rt-debuginfo-6-150500.11.6.1 * kernel-livepatch-5_14_21-150500_13_58-rt-6-150500.11.6.1 * openSUSE Leap 15.5 (x86_64) * kernel-livepatch-SLE15-SP5-RT_Update_16-debugsource-6-150500.11.6.1 * kernel-livepatch-5_14_21-150500_13_58-rt-debuginfo-6-150500.11.6.1 * kernel-livepatch-5_14_21-150500_13_58-rt-6-150500.11.6.1 ## References: * https://www.suse.com/security/cve/CVE-2021-47517.html * https://www.suse.com/security/cve/CVE-2021-47598.html * https://www.suse.com/security/cve/CVE-2023-52752.html * https://www.suse.com/security/cve/CVE-2023-52846.html * https://www.suse.com/security/cve/CVE-2024-26923.html * https://www.suse.com/security/cve/CVE-2024-35949.html * https://www.suse.com/security/cve/CVE-2024-36899.html * https://www.suse.com/security/cve/CVE-2024-36904.html * https://www.suse.com/security/cve/CVE-2024-40909.html * https://www.suse.com/security/cve/CVE-2024-40954.html * https://www.suse.com/security/cve/CVE-2024-41059.html * https://www.suse.com/security/cve/CVE-2024-43861.html * https://bugzilla.suse.com/show_bug.cgi?id=1223683 * https://bugzilla.suse.com/show_bug.cgi?id=1225099 * https://bugzilla.suse.com/show_bug.cgi?id=1225429 * https://bugzilla.suse.com/show_bug.cgi?id=1225733 * https://bugzilla.suse.com/show_bug.cgi?id=1225739 * https://bugzilla.suse.com/show_bug.cgi?id=1225819 * https://bugzilla.suse.com/show_bug.cgi?id=1227471 * https://bugzilla.suse.com/show_bug.cgi?id=1228349 * https://bugzilla.suse.com/show_bug.cgi?id=1228573 * https://bugzilla.suse.com/show_bug.cgi?id=1228786 * https://bugzilla.suse.com/show_bug.cgi?id=1229273 * https://bugzilla.suse.com/show_bug.cgi?id=1229553