HIGH 7.0 Microsoft

CVE-2020-25212

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.

Microsoft Security Update 2020-Sep: 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.

Affected Products

References

Published: 2020-09-08 · Source: Microsoft · Feed updated: 2026-08-21
This high severity vulnerability with a CVSS score of 7.0 was published on 2020-09-08 via Microsoft. Affected: cm1 kernel 5.4.91-3 on CBL Mariner 1.0.
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