CVE-2008-3275

NameCVE-2008-3275
DescriptionThe (1) real_lookup and (2) __lookup_hash functions in fs/namei.c in the vfs implementation in the Linux kernel before 2.6.25.15 do not prevent creation of a child dentry for a deleted (aka S_DEAD) directory, which allows local users to cause a denial of service ("overflow" of the UBIFS orphan area) via a series of attempted file creations within deleted directories.
SourceCVE (at NVD; oss-sec, fulldisc, OSVDB, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SuSE, Mageia, more)
ReferencesDSA-1630-1, DSA-1636-1
NVD severitymedium (attack range: local)
Debian/oldstablenot vulnerable.
Debian/stablenot known to be vulnerable.
Debian/testingnot known to be vulnerable.
Debian/unstablenot known to be vulnerable.

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
linux-2.6 (PTS)squeeze (security), squeeze2.6.32-48squeeze6fixed
squeeze (lts)2.6.32-48squeeze11fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
fai-kernelssourceetch1.17+etch.22etch2mediumDSA-1630-1
linux-2.6source(unstable)2.6.26-2medium
linux-2.6sourceetch2.6.18.dfsg.1-22etch2mediumDSA-1630-1
linux-2.6.24source(unstable)2.6.24-6~etchnhalf.5medium
linux-2.6.24sourceetch2.6.24-6~etchnhalf.5mediumDSA-1636-1
user-mode-linuxsourceetch2.6.18-1um-2etch.22etch2mediumDSA-1630-1

Notes

d70b67c8bc72ee23b55381bd6a884f4796692f77

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