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Unrated severityNVD Advisory· Published May 28, 2010· Updated Jun 16, 2026

CVE-2010-2020

CVE-2010-2020

Description

sys/nfsclient/nfs_vfsops.c in the NFS client in the kernel in FreeBSD 7.2 through 8.1-PRERELEASE, when vfs.usermount is enabled, does not validate the length of a certain fhsize parameter, which allows local users to gain privileges via a crafted mount request.

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LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

6
  • FreeBSD/FreeBSD6 versions
    cpe:2.3:o:freebsd:freebsd:7.2:*:*:*:*:*:*:*+ 5 more
    • cpe:2.3:o:freebsd:freebsd:7.2:*:*:*:*:*:*:*
    • cpe:2.3:o:freebsd:freebsd:7.2:pre-release:*:*:*:*:*:*
    • cpe:2.3:o:freebsd:freebsd:7.2:stable:*:*:*:*:*:*
    • cpe:2.3:o:freebsd:freebsd:8.0:*:*:*:*:*:*:*
    • cpe:2.3:o:freebsd:freebsd:8.1-prerelease:*:*:*:*:*:*:*
    • (no CPE)range: >=7.2, <=8.1-PRERELEASE

Patches

Vulnerability mechanics

References

4

News mentions

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