CVE-2013-5710

NameCVE-2013-5710
DescriptionThe nullfs implementation in sys/fs/nullfs/null_vnops.c in the kernel in FreeBSD 8.3 through 9.2 allows local users with certain permissions to bypass access restrictions via a hardlink in a nullfs instance to a file in a different instance.
SourceCVE (at NVD; LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SuSE, Mageia, GitHub code/issues, web search, more)
ReferencesDSA-2769-1
NVD severitylow (attack range: local)
Debian Bugs722337

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
kfreebsd-8 (PTS)wheezy8.3-6+deb7u1fixed
kfreebsd-9 (PTS)wheezy9.0-10+deb70.7fixed
wheezy (security)9.0-10+deb70.10fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
kfreebsd-8source(unstable)(unfixed)low
kfreebsd-8sourcesqueeze(unfixed)end-of-life
kfreebsd-8sourcewheezy8.3-6+deb7u1low
kfreebsd-9source(unstable)9.2~svn255465-1low722337
kfreebsd-9sourcewheezy9.0-10+deb70.4lowDSA-2769-1

Notes

[squeeze] - kfreebsd-8 <end-of-life> (Unsupported in squeeze-lts)

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