Security update for the Linux Kernel (Live Patch 3 for SLE 15 SP4) SUSE Patch security@suse.de SUSE Security Team SUSE-SU-2023:0331-1 Final 1 1 2023-02-09T11:33:57Z current 2023-02-09T11:33:57Z 2023-02-09T11:33:57Z cve-database/bin/generate-cvrf.pl 2017-02-24T01:00:00Z Security update for the Linux Kernel (Live Patch 3 for SLE 15 SP4) This update for the Linux Kernel 5.14.21-150400_24_21 fixes several issues. The following security issues were fixed: - CVE-2022-4379: A use-after-free vulnerability was found in __nfs42_ssc_open() in fs/nfs/nfs4file.c in the Linux kernel. This flaw allowed an attacker to conduct a remote denial of service attack (bsc#1206373). - CVE-2022-3424: Fixed use-after-free in gru_set_context_option(), gru_fault() and gru_handle_user_call_os() that could lead to kernel panic (bsc#1204167). - CVE-2022-2602: Fixed a local privilege escalation vulnerability involving Unix socket Garbage Collection and io_uring (bsc#1205186). The CVRF data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0). SUSE-2023-331,SUSE-SLE-Module-Live-Patching-15-SP4-2023-331 Copyright SUSE LLC under the Creative Commons License 4.0 with Attribution (CC-BY-4.0) https://www.suse.com/support/update/announcement/2023/suse-su-20230331-1/ Link for SUSE-SU-2023:0331-1 https://lists.suse.com/pipermail/sle-security-updates/2023-February/013714.html E-Mail link for SUSE-SU-2023:0331-1 https://www.suse.com/support/security/rating/ SUSE Security Ratings https://bugzilla.suse.com/1204167 SUSE Bug 1204167 https://bugzilla.suse.com/1205186 SUSE Bug 1205186 https://bugzilla.suse.com/1206373 SUSE Bug 1206373 https://www.suse.com/security/cve/CVE-2022-2602/ SUSE CVE CVE-2022-2602 page https://www.suse.com/security/cve/CVE-2022-3424/ SUSE CVE CVE-2022-3424 page https://www.suse.com/security/cve/CVE-2022-4379/ SUSE CVE CVE-2022-4379 page SUSE Linux Enterprise Live Patching 15 SP4 kernel-livepatch-5_14_21-150400_24_21-default-6-150400.2.1 kernel-livepatch-5_14_21-150400_24_21-default-6-150400.2.1 as a component of SUSE Linux Enterprise Live Patching 15 SP4 io_uring UAF, Unix SCM garbage collection CVE-2022-2602 SUSE Linux Enterprise Live Patching 15 SP4:kernel-livepatch-5_14_21-150400_24_21-default-6-150400.2.1 important To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". https://www.suse.com/support/update/announcement/2023/suse-su-20230331-1/ https://www.suse.com/security/cve/CVE-2022-2602.html CVE-2022-2602 https://bugzilla.suse.com/1204228 SUSE Bug 1204228 https://bugzilla.suse.com/1205186 SUSE Bug 1205186 A use-after-free flaw was found in the Linux kernel's SGI GRU driver in the way the first gru_file_unlocked_ioctl function is called by the user, where a fail pass occurs in the gru_check_chiplet_assignment function. This flaw allows a local user to crash or potentially escalate their privileges on the system. CVE-2022-3424 SUSE Linux Enterprise Live Patching 15 SP4:kernel-livepatch-5_14_21-150400_24_21-default-6-150400.2.1 important To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". https://www.suse.com/support/update/announcement/2023/suse-su-20230331-1/ https://www.suse.com/security/cve/CVE-2022-3424.html CVE-2022-3424 https://bugzilla.suse.com/1204166 SUSE Bug 1204166 https://bugzilla.suse.com/1204167 SUSE Bug 1204167 https://bugzilla.suse.com/1208044 SUSE Bug 1208044 https://bugzilla.suse.com/1212309 SUSE Bug 1212309 A use-after-free vulnerability was found in __nfs42_ssc_open() in fs/nfs/nfs4file.c in the Linux kernel. This flaw allows an attacker to conduct a remote denial CVE-2022-4379 SUSE Linux Enterprise Live Patching 15 SP4:kernel-livepatch-5_14_21-150400_24_21-default-6-150400.2.1 important To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". https://www.suse.com/support/update/announcement/2023/suse-su-20230331-1/ https://www.suse.com/security/cve/CVE-2022-4379.html CVE-2022-4379 https://bugzilla.suse.com/1206209 SUSE Bug 1206209 https://bugzilla.suse.com/1206373 SUSE Bug 1206373