vulnerability

Red Hat: CVE-2020-25212: TOCTOU mismatch in the NFS client code (Multiple Advisories)

Name: Red Hat: CVE-2020-25212: TOCTOU mismatch in the NFS client code (Multiple Advisories)
Creator: Red Hat
Published: 2020-09-09T00:00:00.000Z
Keywords: CVE, CWE-367, CWE-787, Red Hat, 2020, 25212, TOCTOU mismatch in the NFS client code (Multiple Advisories), redhat-upgrade-kernel, redhat-upgrade-kernel-rt, Severity 4

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Severity

CVSS

(AV:L/AC:M/Au:N/C:P/I:P/A:P)

Published

Sep 9, 2020

Added

Oct 20, 2020

Modified

Mar 27, 2026

Description

A TOCTOU mismatch in the NFS client code in the Linux kernel before 5.8.3 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, aka CID-b4487b935452.

Solutions

redhat-upgrade-kernelredhat-upgrade-kernel-rt

References

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