Security update for the Linux Kernel (Live Patch 1 for SLE 15 SP4)
This update for the Linux Kernel 5.14.21-150400_24_11 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-2022-39189: Fixed mishandled TLB flush operation in certain KVM_VCPU_PREEMPTED situations (bsc#1203067).
02 / AFFECTED SOFTWARE
Affected packages
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
This update for the Linux Kernel 5.14.21-150400_24_11 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-2022-39189: Fixed mishandled TLB flush operation in certain KVM_VCPU_PREEMPTED situations (bsc#1203067).
05 / REFERENCES
Further evidence
- https://bugzilla.suse.com/1203067
- https://bugzilla.suse.com/1203994
- https://bugzilla.suse.com/1204290
- https://bugzilla.suse.com/1204291
- https://bugzilla.suse.com/1204292
- https://www.suse.com/security/cve/CVE-2022-39189
- https://www.suse.com/security/cve/CVE-2022-41674
- https://www.suse.com/security/cve/CVE-2022-42719
- https://www.suse.com/security/cve/CVE-2022-42720
- https://www.suse.com/security/cve/CVE-2022-42721
- https://www.suse.com/support/update/announcement/2022/suse-su-20223628-1/