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AUSCERT External Security Bulletin Redistribution
ESB-2023.3299
Security update for the Linux Kernel (Live Patch 32 for SLE 15 SP3)
9 June 2023
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AusCERT Security Bulletin Summary
---------------------------------
Product: Linux Kernel
Publisher: SUSE
Operating System: SUSE
Resolution: Patch/Upgrade
CVE Names: CVE-2023-23454
Original Bulletin:
https://www.suse.com/support/update/announcement/2023/suse-su-20232450-1
Comment: CVSS (Max): 7.8 CVE-2023-23454 (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
CVSS Source: SUSE
Calculator: https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
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Security update for the Linux Kernel (Live Patch 32 for SLE 15 SP3)
Announcement ID: SUSE-SU-2023:2450-1
Rating: important
References: o #1207188
Cross-References: o CVE-2023-23454
o CVE-2023-23454 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N
/S:U/C:H/I:H/A:H
CVSS scores: o CVE-2023-23454 ( NVD ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/
S:U/C:N/I:N/A:H
o SUSE Linux Enterprise High Performance Computing 15 SP3
o SUSE Linux Enterprise Live Patching 15-SP3
Affected o SUSE Linux Enterprise Micro 5.1
Products: o SUSE Linux Enterprise Micro 5.2
o SUSE Linux Enterprise Server 15 SP3
o SUSE Linux Enterprise Server for SAP Applications 15 SP3
An update that solves one vulnerability can now be installed.
Description:
This update for the Linux Kernel 5.3.18-150300_59_121 fixes one issue.
The following security issue was fixed:
o CVE-2023-23454: Fixed a type-confusion in the CBQ network scheduler (bsc#
1207188).
Patch Instructions:
To install this SUSE Important 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 15-SP3
zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP3-2023-2450=1
Package List:
o SUSE Linux Enterprise Live Patching 15-SP3 (ppc64le s390x x86_64)
kernel-livepatch-5_3_18-150300_59_121-default-2-150300.2.3
References:
o https://www.suse.com/security/cve/CVE-2023-23454.html
o https://bugzilla.suse.com/show_bug.cgiid=1207188
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