SUSE 2023:5478-1 Critical Alert: Kernel and NFS Buffer Overflow Issues
suse
November 5, 2020
An update that fixes two vulnerabilities is now available
Summary
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:
Topics Covered
References
#1176072 #1176382
Cross- CVE-2020-14386 CVE-2020-25212
Affected Products:
SUSE Linux Enterprise Module for Live Patching 15-SP2
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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Severity
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Announcement ID: SUSE-SU-2020:3186-1
Rating: important
Topics Covered
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