CVE-2007-6712

NameCVE-2007-6712
DescriptionInteger overflow in the hrtimer_forward function (hrtimer.c) in Linux kernel 2.6.21-rc4, when running on 64-bit systems, allows local users to cause a denial of service (infinite loop) via a timer with a large expiry value, which causes the timer to always be expired.
SourceCVE (at NVD; oss-sec, fulldisc, OSVDB, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SuSE, Mageia, more)
ReferencesDSA-1588-1
NVD severitymedium (attack range: local)
Debian/oldoldstablenot vulnerable.
Debian/oldstablenot known to be 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, squeeze (security)2.6.32-48squeeze6fixed
squeeze (lts)2.6.32-48squeeze13fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
fai-kernelssourceetch1.17+etch.18etch5mediumDSA-1588-1
linux-2.6source(unstable)2.6.26-1medium
linux-2.6sourceetch2.6.18.dfsg.1-18etch5mediumDSA-1588-1
linux-2.6.24source(unstable)(not affected)
user-mode-linuxsourceetch2.6.18-1um-2etch.18etch5mediumDSA-1588-1

Notes

upstream commit 13788ccc41ceea5893f9c747c59bc0b28f2416c2, not present in 2.6.25.x,
but fixed in git, so marking as fixed in 2.6.26-1

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