Security update for the Linux Kernel (Live Patch 2 for SLE 15 SP4)
SUSE Security Update: Security update for the Linux Kernel (Live Patch 2 for SLE 15 SP4)Announcement ID: | SUSE-SU-2022:4039-1 |
Rating: | important |
References: | #1200058 #1203613 #1204170 #1204289 |
Cross-References: | CVE-2022-1882 CVE-2022-2588 CVE-2022-42703 CVE-2022-42722 |
Affected Products: |
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An update that fixes four vulnerabilities is now available.
Description:
This update for the Linux Kernel 5.14.21-150400_24_18 fixes several issues.
The following security issues were fixed:
- CVE-2022-1882: Fixed a use-after-free flaw in free_pipe_info() that could allow a local user to crash or potentially escalate their privileges on the system (bsc#1199904).
- CVE-2022-2588: Fixed use-after-free in cls_route (bsc#1202096).
- CVE-2022-42703: Fixed use-after-free in mm/rmap.c related to leaf anon_vma double reuse (bnc#1204168).
- CVE-2022-42722: Fixed crash in beacon protection for P2P-device. (bsc#1204125)
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-SP4:
zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP4-2022-4039=1
Package List:
- SUSE Linux Enterprise Module for Live Patching 15-SP4 (ppc64le s390x x86_64):
- kernel-livepatch-5_14_21-150400_24_18-default-5-150400.2.1
- kernel-livepatch-5_14_21-150400_24_18-default-debuginfo-5-150400.2.1
- kernel-livepatch-SLE15-SP4_Update_2-debugsource-5-150400.2.1
References:
- https://www.suse.com/security/cve/CVE-2022-1882.html
- https://www.suse.com/security/cve/CVE-2022-2588.html
- https://www.suse.com/security/cve/CVE-2022-42703.html
- https://www.suse.com/security/cve/CVE-2022-42722.html
- https://bugzilla.suse.com/1200058
- https://bugzilla.suse.com/1203613
- https://bugzilla.suse.com/1204170
- https://bugzilla.suse.com/1204289