Security update for the Linux Kernel (Live Patch 24 for SLE 15 SP3) SUSE Patch security@suse.de SUSE Security Team SUSE-SU-2022:3606-1 Final 1 1 2022-10-18T02:06:47Z current 2022-10-18T02:06:47Z 2022-10-18T02:06:47Z cve-database/bin/generate-cvrf.pl 2017-02-24T01:00:00Z Security update for the Linux Kernel (Live Patch 24 for SLE 15 SP3) This update for the Linux Kernel 5.3.18-150300_59_93 fixes several issues. The following security issues were fixed: - CVE-2022-41674: Fixed buffer overflow that can be triggered by injected WLAN frames (bsc#1203994). - CVE-2022-42719: Fixed use-after-free in the mac80211 stack when parsing a multi-BSSID element (bsc#1204292). - CVE-2022-42720: Fixed refcounting bugs in the multi-BSS handling of the mac80211 stack (bsc#1204291). - CVE-2022-42721: Fixed list management bug in BSS handling of the mac80211 stack (bsc#1204290). - CVE-2022-41222: Fixed a use-after-free via a stale TLB (bsc#1203624). - CVE-2022-39189: Fixed mishandled TLB flush operation in certain KVM_VCPU_PREEMPTED situations (bsc#1203067). The CVRF data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0). SUSE-2022-3606,SUSE-SLE-Module-Live-Patching-15-SP3-2022-3606 Copyright SUSE LLC under the Creative Commons License 4.0 with Attribution (CC-BY-4.0) https://www.suse.com/support/update/announcement/2022/suse-su-20223606-1/ Link for SUSE-SU-2022:3606-1 https://lists.suse.com/pipermail/sle-security-updates/2022-October/012552.html E-Mail link for SUSE-SU-2022:3606-1 https://www.suse.com/support/security/rating/ SUSE Security Ratings https://bugzilla.suse.com/1203067 SUSE Bug 1203067 https://bugzilla.suse.com/1203624 SUSE Bug 1203624 https://bugzilla.suse.com/1203994 SUSE Bug 1203994 https://bugzilla.suse.com/1204290 SUSE Bug 1204290 https://bugzilla.suse.com/1204291 SUSE Bug 1204291 https://bugzilla.suse.com/1204292 SUSE Bug 1204292 https://www.suse.com/security/cve/CVE-2022-39189/ SUSE CVE CVE-2022-39189 page https://www.suse.com/security/cve/CVE-2022-41222/ SUSE CVE CVE-2022-41222 page https://www.suse.com/security/cve/CVE-2022-41674/ SUSE CVE CVE-2022-41674 page https://www.suse.com/security/cve/CVE-2022-42719/ SUSE CVE CVE-2022-42719 page https://www.suse.com/security/cve/CVE-2022-42720/ SUSE CVE CVE-2022-42720 page https://www.suse.com/security/cve/CVE-2022-42721/ SUSE CVE CVE-2022-42721 page SUSE Linux Enterprise Live Patching 15 SP3 kernel-livepatch-5_3_18-150300_59_93-default-3-150300.2.1 kernel-livepatch-5_3_18-150300_59_93-preempt-3-150300.2.1 kernel-livepatch-5_3_18-150300_59_93-default-3-150300.2.1 as a component of SUSE Linux Enterprise Live Patching 15 SP3 An issue was discovered the x86 KVM subsystem in the Linux kernel before 5.18.17. Unprivileged guest users can compromise the guest kernel because TLB flush operations are mishandled in certain KVM_VCPU_PREEMPTED situations. CVE-2022-39189 SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_93-default-3-150300.2.1 moderate 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/2022/suse-su-20223606-1/ https://www.suse.com/security/cve/CVE-2022-39189.html CVE-2022-39189 https://bugzilla.suse.com/1203066 SUSE Bug 1203066 https://bugzilla.suse.com/1203067 SUSE Bug 1203067 https://bugzilla.suse.com/1209225 SUSE Bug 1209225 mm/mremap.c in the Linux kernel before 5.13.3 has a use-after-free via a stale TLB because an rmap lock is not held during a PUD move. CVE-2022-41222 SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_93-default-3-150300.2.1 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/2022/suse-su-20223606-1/ https://www.suse.com/security/cve/CVE-2022-41222.html CVE-2022-41222 https://bugzilla.suse.com/1203622 SUSE Bug 1203622 https://bugzilla.suse.com/1203624 SUSE Bug 1203624 https://bugzilla.suse.com/1209225 SUSE Bug 1209225 https://bugzilla.suse.com/1209476 SUSE Bug 1209476 An issue was discovered in the Linux kernel before 5.19.16. Attackers able to inject WLAN frames could cause a buffer overflow in the ieee80211_bss_info_update function in net/mac80211/scan.c. CVE-2022-41674 SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_93-default-3-150300.2.1 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/2022/suse-su-20223606-1/ https://www.suse.com/security/cve/CVE-2022-41674.html CVE-2022-41674 https://bugzilla.suse.com/1203770 SUSE Bug 1203770 https://bugzilla.suse.com/1203994 SUSE Bug 1203994 https://bugzilla.suse.com/1209225 SUSE Bug 1209225 A use-after-free in the mac80211 stack when parsing a multi-BSSID element in the Linux kernel 5.2 through 5.19.x before 5.19.16 could be used by attackers (able to inject WLAN frames) to crash the kernel and potentially execute code. CVE-2022-42719 SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_93-default-3-150300.2.1 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/2022/suse-su-20223606-1/ https://www.suse.com/security/cve/CVE-2022-42719.html CVE-2022-42719 https://bugzilla.suse.com/1204051 SUSE Bug 1204051 https://bugzilla.suse.com/1204292 SUSE Bug 1204292 https://bugzilla.suse.com/1209225 SUSE Bug 1209225 Various refcounting bugs in the multi-BSS handling in the mac80211 stack in the Linux kernel 5.1 through 5.19.x before 5.19.16 could be used by local attackers (able to inject WLAN frames) to trigger use-after-free conditions to potentially execute code. CVE-2022-42720 SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_93-default-3-150300.2.1 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/2022/suse-su-20223606-1/ https://www.suse.com/security/cve/CVE-2022-42720.html CVE-2022-42720 https://bugzilla.suse.com/1204059 SUSE Bug 1204059 https://bugzilla.suse.com/1204291 SUSE Bug 1204291 https://bugzilla.suse.com/1209225 SUSE Bug 1209225 A list management bug in BSS handling in the mac80211 stack in the Linux kernel 5.1 through 5.19.x before 5.19.16 could be used by local attackers (able to inject WLAN frames) to corrupt a linked list and, in turn, potentially execute code. CVE-2022-42721 SUSE Linux Enterprise Live Patching 15 SP3:kernel-livepatch-5_3_18-150300_59_93-default-3-150300.2.1 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/2022/suse-su-20223606-1/ https://www.suse.com/security/cve/CVE-2022-42721.html CVE-2022-42721 https://bugzilla.suse.com/1204060 SUSE Bug 1204060 https://bugzilla.suse.com/1204290 SUSE Bug 1204290 https://bugzilla.suse.com/1209225 SUSE Bug 1209225