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AUSCERT External Security Bulletin Redistribution
ESB-2022.1627
Security update for the Linux Kernel (Live Patch 27 for SLE 15 SP1)
14 April 2022
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AusCERT Security Bulletin Summary
---------------------------------
Product: Linux Kernel
Publisher: SUSE
Operating System: SUSE
Resolution: Patch/Upgrade
CVE Names: CVE-2022-27666 CVE-2022-22942
Original Bulletin:
https://www.suse.com/support/update/announcement/2022/suse-su-20221172-1
Comment: CVSS (Max): 7.7 CVE-2022-27666 (CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H)
CVSS Source: SUSE
Calculator: https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
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SUSE Security Update: Security update for the Linux Kernel (Live Patch 27 for
SLE 15 SP1)
______________________________________________________________________________
Announcement ID: SUSE-SU-2022:1172-1
Rating: important
References: #1195951 #1197133
Cross-References: CVE-2022-22942 CVE-2022-27666
Affected Products:
SUSE Linux Enterprise High Performance Computing 15-SP1
SUSE Linux Enterprise Module for Live Patching 15-SP1
SUSE Linux Enterprise Server 15-SP1
SUSE Linux Enterprise Server for SAP Applications 15-SP1
______________________________________________________________________________
An update that fixes two vulnerabilities is now available.
Description:
This update for the Linux Kernel 4.12.14-197_102 fixes several issues.
The following security issues were fixed:
o CVE-2022-27666: Fixed a buffer overflow vulnerability in IPsec ESP
transformation code. This flaw allowed a local attacker with a normal user
privilege to overwrite kernel heap objects and may cause a local privilege
escalation. (bnc#1197462)
o CVE-2022-22942: Fixed stale file descriptors on failed usercopy. (bsc#
1195065)
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:
o SUSE Linux Enterprise Module for Live Patching 15-SP1:
zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP1-2022-1172=1
SUSE-SLE-Module-Live-Patching-15-SP1-2022-1173=1
SUSE-SLE-Module-Live-Patching-15-SP1-2022-1174=1
Package List:
o SUSE Linux Enterprise Module for Live Patching 15-SP1 (ppc64le x86_64):
kernel-livepatch-4_12_14-197_102-default-6-150100.2.1
kernel-livepatch-4_12_14-197_105-default-3-150100.2.1
kernel-livepatch-4_12_14-197_108-default-2-150100.2.1
References:
o https://www.suse.com/security/cve/CVE-2022-22942.html
o https://www.suse.com/security/cve/CVE-2022-27666.html
o https://bugzilla.suse.com/1195951
o https://bugzilla.suse.com/1197133
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