SUSE: 2022:0436-1 critical: the Linux Kernel (Live Patch 11 for SLE 15 SP3)
Summary
This update for the Linux Kernel 5.3.18-59_40 fixes several issues. The following security issues were fixed: - CVE-2022-0435: Fixed remote stack overflow in net/tipc module that validate domain record count on input (bsc#1195308). - CVE-2021-4083: Fixed a read-after-free memory flaw inside the garbage collection for Unix domain socket file handlers when users call close() and fget() simultaneouslyand can potentially trigger a race condition (bnc#1194460). Patch Instructions: To install this SUSE Security 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 Module for Live Patching 15-SP3: zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP3-2022-436=1 Package List: - SUSE Linux Enterprise Module for Live Patching 15-SP3 (ppc64le s390x x86_64): kernel-livepatch-5_3_18-59_40-default-3-150300.2.2 - SUSE Linux Enterprise Module for Live Patching 15-SP3 (ppc64le x86_64): kernel-livepatch-5_3_18-59_40-default-debuginfo-3-150300.2.2
References
#1194460 #1195308
Cross- CVE-2021-4083 CVE-2022-0435
CVSS scores:
CVE-2021-4083 (SUSE): 7.4 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
CVE-2022-0435 (SUSE): 8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Products:
SUSE Linux Enterprise High Performance Computing 15-SP3
SUSE Linux Enterprise Micro 5.1
SUSE Linux Enterprise Module for Live Patching 15-SP3
SUSE Linux Enterprise Server 15-SP3
SUSE Linux Enterprise Server for SAP Applications 15-SP3
https://www.suse.com/security/cve/CVE-2021-4083.html
https://www.suse.com/security/cve/CVE-2022-0435.html
https://bugzilla.suse.com/1194460
https://bugzilla.suse.com/1195308