CVE-2014-9683

NameCVE-2014-9683
DescriptionOff-by-one error in the ecryptfs_decode_from_filename function in fs/ecryptfs/crypto.c in the eCryptfs subsystem in the Linux kernel before 3.18.2 allows local users to cause a denial of service (buffer overflow and system crash) or possibly gain privileges via a crafted filename.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
ReferencesDLA-246-1, DSA-3170-1
NVD severitylow (attack range: local)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
linux (PTS)jessie3.16.56-1+deb8u1fixed
jessie (security)3.16.57-2fixed
stretch4.9.110-1fixed
stretch (security)4.9.110-3+deb9u3fixed
buster4.17.14-1fixed
sid4.17.17-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
linuxsource(unstable)3.16.7-ckt4-1low
linuxsourcewheezy3.2.65-1+deb7u2lowDSA-3170-1
linux-2.6source(unstable)(unfixed)low
linux-2.6sourcesqueeze2.6.32-48squeeze12lowDLA-246-1

Notes

Upstream fix: https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=942080643bce061c3dd9d5718d3b745dcb39a8bc (v3.19-rc1)

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