SUSE: 2022:3601-1 Critical: Live Patch Kernel Issues Fix
suse
October 17, 2022
An update that fixes 5 vulnerabilities is now available
Summary
This update for the Linux Kernel 5.14.21-150400_24_21 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). Patch Instructions: To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
Topics Covered
References
#1203067 #1203994 #1204290 #1204291 #1204292
Cross- CVE-2022-39189 CVE-2022-41674 CVE-2022-42719
CVE-2022-42720 CVE-2022-42721
CVSS scores:
CVE-2022-39189 (NVD) : 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVE-2022-39189 (SUSE): 7 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
CVE-2022-41674 (SUSE): 8.8 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVE-2022-42719 (SUSE): 7.5 CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
CVE-2022-42720 (SUSE): 7.5 CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
CVE-2022-42721 (SUSE): 7.5 CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Products:
SUSE Linux Enterprise High Performance Computing 15-SP4
SUSE Linux Enterprise Module for Live Patching 15-SP4
SUSE Linux Enterprise Server 15-SP4
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Severity
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Announcement ID: SUSE-SU-2022:3601-1
Rating: important
Topics Covered
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