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AUSCERT External Security Bulletin Redistribution
ESB-2022.1658
Security update for the Linux Kernel (Live Patch 23 for SLE 12 SP4)
19 April 2022
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AusCERT Security Bulletin Summary
---------------------------------
Product: kernel
Publisher: SUSE
Operating System: SUSE
Resolution: Patch/Upgrade
CVE Names: CVE-2022-27666
Original Bulletin:
https://www.suse.com/support/update/announcement/2022/suse-su-20221182-1
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 23 for
SLE 12 SP4)
______________________________________________________________________________
Announcement ID: SUSE-SU-2022:1182-1
Rating: important
References: #1197133
Cross-References: CVE-2022-27666
Affected Products:
SUSE Linux Enterprise Live Patching 12-SP4
______________________________________________________________________________
An update that fixes one vulnerability is now available.
Description:
This update for the Linux Kernel 4.12.14-95_83 fixes one issue.
The following security issue was 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)
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 Live Patching 12-SP4:
zypper in -t patch SUSE-SLE-Live-Patching-12-SP4-2022-1180=1
SUSE-SLE-Live-Patching-12-SP4-2022-1181=1
SUSE-SLE-Live-Patching-12-SP4-2022-1182=1
Package List:
o SUSE Linux Enterprise Live Patching 12-SP4 (ppc64le s390x x86_64):
kgraft-patch-4_12_14-95_77-default-13-2.1
kgraft-patch-4_12_14-95_80-default-11-2.1
kgraft-patch-4_12_14-95_83-default-6-2.1
References:
o https://www.suse.com/security/cve/CVE-2022-27666.html
o https://bugzilla.suse.com/1197133
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