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AUSCERT External Security Bulletin Redistribution
ESB-2022.2752
Security update for the Linux Kernel (Live Patch 27 for SLE 15 SP1)
6 June 2022
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AusCERT Security Bulletin Summary
---------------------------------
Product: Linux kernel
Publisher: SUSE
Operating System: SUSE
Resolution: Patch/Upgrade
CVE Names: CVE-2022-30594 CVE-2022-1048
Original Bulletin:
https://www.suse.com/support/update/announcement/2022/suse-su-20221945-1
Comment: CVSS (Max): 8.4 CVE-2022-30594 (CVSS:3.1/AV:L/AC:L/PR:N/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:N/UI:N/S:U/C:H/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-2022:1945-1
Rating: important
References: #1197597 #1199602 #1199834
Cross-References: CVE-2022-1048 CVE-2022-30594
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 solves two vulnerabilities and has one errata 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-2022-1048: Fixed a race Condition in snd_pcm_hw_free leading to
use-after-free due to the AB/BA lock with buffer_mutex and mmap_lock (bsc#
1197597).
o CVE-2022-30594: Fixed restriction bypass on setting the PT_SUSPEND_SECCOMP
flag (bnc#1199602).
o Add missing module_mutex lock to module notifier for previous live patches
(bsc#1199834).
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-SP1-2022-1943=1
SUSE-SLE-Module-Live-Patching-15-SP1-2022-1944=1
SUSE-SLE-Module-Live-Patching-15-SP1-2022-1945=1
Package List:
o SUSE Linux Enterprise Module for Live Patching 15-SP1 (ppc64le x86_64):
kernel-livepatch-4_12_14-197_102-default-9-150100.2.2
kernel-livepatch-4_12_14-197_105-default-5-150100.2.2
kernel-livepatch-4_12_14-197_92-default-16-150100.2.2
References:
o https://www.suse.com/security/cve/CVE-2022-1048.html
o https://www.suse.com/security/cve/CVE-2022-30594.html
o https://bugzilla.suse.com/1197597
o https://bugzilla.suse.com/1199602
o https://bugzilla.suse.com/1199834
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