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CVE-2011-3131

CVE-2011-3131

EPSS 0.4%
Xen 4.1.1 and earlier allows local guest OS kernels with control of a PCI[E] device to cause a denial of service (CPU consumption and host hang) via many crafted DMA requests that are denied by the IOMMU, which triggers a livelock.
Affected products
n/a · n/a

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References
http://old-list-archives.xen.org/archives/html/xen-devel/2011-06/msg01106.htmlhttp://old-list-archives.xen.org/archives/html/xen-devel/2011-08/msg00450.htmlhttp://secunia.com/advisories/45622http://secunia.com/advisories/51468http://www.debian.org/security/2012/dsa-2582http://www.securityfocus.com/bid/49146http://xenbits.xen.org/hg/staging/xen-4.1-testing.hg/rev/84e3706df07a