CVE-2009-2407

NameCVE-2009-2407
DescriptionHeap-based buffer overflow in the parse_tag_3_packet function in fs/ecryptfs/keystore.c in the eCryptfs subsystem in the Linux kernel before 2.6.30.4 allows local users to cause a denial of service (system crash) or possibly gain privileges via vectors involving a crafted eCryptfs file, related to a large encrypted key size in a Tag 3 packet.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDSA-1844-1, DSA-1845-1

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
linux-2.6sourceetch(not affected)
linux-2.6sourcelenny2.6.26-17lenny1DSA-1845-1
linux-2.6source(unstable)2.6.30-5medium
linux-2.6.24sourceetch2.6.24-6~etchnhalf.8etch2DSA-1844-1
linux-2.6.24source(unstable)(unfixed)

Notes

[etch] - linux-2.6 <not-affected> (ecryptfs not yet present)

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