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AUSCERT External Security Bulletin Redistribution
ESB-2022.4430
Security update for the Linux Kernel (Live Patch 33 for SLE 15 SP1)
8 September 2022
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AusCERT Security Bulletin Summary
---------------------------------
Product: Linux kernel
Publisher: SUSE
Operating System: SUSE
Resolution: Patch/Upgrade
CVE Names: CVE-2020-36516
Original Bulletin:
https://www.suse.com/support/update/announcement/2022/suse-su-20223064-1
Comment: CVSS (Max): 8.1 CVE-2020-36516 (CVSS:3.1/AV:N/AC:L/PR:L/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:N/AC:L/PR:L/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 33 for
SLE 15 SP1)
______________________________________________________________________________
Announcement ID: SUSE-SU-2022:3064-1
Rating: important
References: #1196867
Cross-References: CVE-2020-36516
Affected Products:
SUSE Linux Enterprise High Performance Computing 15
SUSE Linux Enterprise High Performance Computing 15-SP1
SUSE Linux Enterprise Live Patching 12-SP5
SUSE Linux Enterprise Module for Live Patching 15
SUSE Linux Enterprise Module for Live Patching 15-SP1
SUSE Linux Enterprise Server 15
SUSE Linux Enterprise Server 15-SP1
SUSE Linux Enterprise Server for SAP Applications 15
SUSE Linux Enterprise Server for SAP Applications 15-SP1
______________________________________________________________________________
An update that fixes one vulnerability is now available.
Description:
This update for the Linux Kernel 4.12.14-150100_197_120 fixes one issue.
The following security issue was fixed:
o CVE-2020-36516: Fixed an off-path attack via mixed IPID assignment method
with the hash-based IPID assignment policy to inject data into a victim's
TCP session or terminate that session (bsc#1196867).
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-SP1-2022-3064=1
o SUSE Linux Enterprise Module for Live Patching 15:
zypper in -t patch SUSE-SLE-Module-Live-Patching-15-2022-3057=1
o SUSE Linux Enterprise Live Patching 12-SP5:
zypper in -t patch SUSE-SLE-Live-Patching-12-SP5-2022-3051=1
Package List:
o SUSE Linux Enterprise Module for Live Patching 15-SP1 (ppc64le x86_64):
kernel-livepatch-4_12_14-150100_197_120-default-2-150100.2.1
o SUSE Linux Enterprise Module for Live Patching 15 (ppc64le x86_64):
kernel-livepatch-4_12_14-150000_150_98-default-2-150000.2.1
kernel-livepatch-4_12_14-150000_150_98-default-debuginfo-2-150000.2.1
o SUSE Linux Enterprise Live Patching 12-SP5 (ppc64le s390x x86_64):
kgraft-patch-4_12_14-122_130-default-2-2.2
References:
o https://www.suse.com/security/cve/CVE-2020-36516.html
o https://bugzilla.suse.com/1196867
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