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AUSCERT External Security Bulletin Redistribution
ESB-2022.4733
Security update for the Linux Kernel (Live Patch 14 for SLE 15 SP3)
26 September 2022
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AusCERT Security Bulletin Summary
---------------------------------
Product: Linux Kernel
Publisher: SUSE
Operating System: SUSE
Resolution: Patch/Upgrade
CVE Names: CVE-2022-39188 CVE-2022-29581 CVE-2022-1652
Original Bulletin:
https://www.suse.com/support/update/announcement/2022/suse-su-20223368-1
Comment: CVSS (Max): 7.8 CVE-2022-29581 (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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SUSE Security Update: Security update for the Linux Kernel (Live Patch 14 for
SLE 15 SP3)
______________________________________________________________________________
Announcement ID: SUSE-SU-2022:3368-1
Rating: important
References: #1199695 #1200057 #1203116
Cross-References: CVE-2022-1652 CVE-2022-29581 CVE-2022-39188
Affected Products:
SUSE Linux Enterprise High Performance Computing 15-SP3
SUSE Linux Enterprise Micro 5.1
SUSE Linux Enterprise Module for Live Patching 15-SP3
SUSE Linux Enterprise Server 15-SP3
SUSE Linux Enterprise Server for SAP Applications 15-SP3
______________________________________________________________________________
An update that fixes three vulnerabilities is now available.
Description:
This update for the Linux Kernel 5.3.18-150300_59_49 fixes several issues.
The following security issues were fixed:
o CVE-2022-39188: Fixed a race condition between unmap_mapping_range() and
munmap() on VM_PFNMAP mappings leads to stale TLB entry (bsc#1203116).
o CVE-2022-29581: Fixed an improper Update of Reference Count vulnerability
in net/sched that causes privilege escalation to root (bsc#1199695).
o CVE-2022-1652: Fixed a use-after-free in bad_flp_intr (bsc#1200057).
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-SP3:
zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP3-2022-3368=1
Package List:
o SUSE Linux Enterprise Module for Live Patching 15-SP3 (ppc64le s390x
x86_64):
kernel-livepatch-5_3_18-150300_59_49-default-13-150300.2.2
References:
o https://www.suse.com/security/cve/CVE-2022-1652.html
o https://www.suse.com/security/cve/CVE-2022-29581.html
o https://www.suse.com/security/cve/CVE-2022-39188.html
o https://bugzilla.suse.com/1199695
o https://bugzilla.suse.com/1200057
o https://bugzilla.suse.com/1203116
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