SUSE-SU-2020:3186-1: important: Security update for the Linux Kernel (Live Patch 2 for SLE 15 SP2)
sle-security-updates at lists.suse.com
sle-security-updates at lists.suse.com
Thu Nov 5 10:22:14 MST 2020
SUSE Security Update: Security update for the Linux Kernel (Live Patch 2 for SLE 15 SP2)
______________________________________________________________________________
Announcement ID: SUSE-SU-2020:3186-1
Rating: important
References: #1176072 #1176382
Cross-References: CVE-2020-14386 CVE-2020-25212
Affected Products:
SUSE Linux Enterprise Module for Live Patching 15-SP2
______________________________________________________________________________
An update that fixes two vulnerabilities is now available.
Description:
This update for the Linux Kernel 5.3.18-24_12 fixes several issues.
The following security issues were fixed:
- CVE-2020-25212: A TOCTOU mismatch in the NFS client code could be used
by local attackers to corrupt memory or possibly have unspecified other
impact because a size check is in fs/nfs/nfs4proc.c instead of
fs/nfs/nfs4xdr.c (bsc#1176381).
- CVE-2020-14386: Fixed a memory corruption which could have lead to an
attacker gaining root privileges from unprivileged processes. The
highest threat from this vulnerability is to data confidentiality and
integrity (bsc#1176069).
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-SP2-2020-3184=1 SUSE-SLE-Module-Live-Patching-15-SP2-2020-3186=1
Package List:
- SUSE Linux Enterprise Module for Live Patching 15-SP2 (ppc64le s390x x86_64):
kernel-livepatch-5_3_18-24_12-default-2-2.1
kernel-livepatch-5_3_18-24_12-default-debuginfo-2-2.1
kernel-livepatch-5_3_18-24_9-default-3-2.1
kernel-livepatch-5_3_18-24_9-default-debuginfo-3-2.1
kernel-livepatch-SLE15-SP2_Update_1-debugsource-3-2.1
kernel-livepatch-SLE15-SP2_Update_2-debugsource-2-2.1
References:
https://www.suse.com/security/cve/CVE-2020-14386.html
https://www.suse.com/security/cve/CVE-2020-25212.html
https://bugzilla.suse.com/1176072
https://bugzilla.suse.com/1176382
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