Security update for the Linux Kernel (Live Patch 23 for SLE 15 SP1)
SUSE Security Update: Security update for the Linux Kernel (Live Patch 23 for SLE 15 SP1)Announcement ID: | SUSE-SU-2021:1395-1 |
Rating: | important |
References: | #1182294 #1183658 #1184171 |
Cross-References: | CVE-2021-28660 CVE-2021-28688 CVE-2021-3444 |
Affected Products: |
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An update that fixes three vulnerabilities is now available.
Description:
This update for the Linux Kernel 4.12.14-197_86 fixes several issues.
The following security issues were fixed:
- CVE-2021-3444: Fixed an issue with the bpf verifier which did not properly handle mod32 destination register truncation when the source register was known to be 0 leading to out of bounds read (bsc#1184171).
- CVE-2021-28660: Fixed an out of bounds write in rtw_wx_set_scan (bsc#1183658).
- CVE-2021-28688: Fixed an issue introduced by XSA-365 (bsc##1182294, bsc#1183646).
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:
- SUSE Linux Enterprise Module for Live Patching 15-SP2:
zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP2-2021-1395=1
- SUSE Linux Enterprise Module for Live Patching 15-SP1:
zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP1-2021-1385=1
Package List:
- SUSE Linux Enterprise Module for Live Patching 15-SP2 (ppc64le s390x x86_64):
- kernel-livepatch-5_3_18-24_52-default-3-2.2
- kernel-livepatch-5_3_18-24_52-default-debuginfo-3-2.2
- kernel-livepatch-SLE15-SP2_Update_11-debugsource-3-2.2
- SUSE Linux Enterprise Module for Live Patching 15-SP1 (ppc64le x86_64):
- kernel-livepatch-4_12_14-197_86-default-3-2.2