CVE-2013-4329

NameCVE-2013-4329
DescriptionThe xenlight library (libxl) in Xen 4.0.x through 4.2.x, when IOMMU is disabled, provides access to a busmastering-capable PCI passthrough device before the IOMMU setup is complete, which allows local HVM guest domains to gain privileges or cause a denial of service via a DMA instruction.
SourceCVE (at NVD; LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SuSE, Mageia, GitHub code/issues, web search, more)
ReferencesDSA-3006-1
NVD severitymedium (attack range: remote)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
xen (PTS)wheezy (security), wheezy4.1.4-3+deb7u9fixed
jessie4.4.1-9+deb8u4fixed
jessie (security)4.4.1-9+deb8u5fixed
stretch, sid4.6.0-1+nmu2fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
xensource(unstable)4.3.0-1medium
xensourcesqueeze(not affected)
xensourcewheezy4.1.4-3+deb7u2mediumDSA-3006-1

Notes

[squeeze] - xen <not-affected> (libxl not packaged in squeeze)
http://lists.xen.org/archives/html/xen-announce/2013-09/msg00001.html

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