CVE-2011-3131

Severity

46%

Complexity

31%

Confidentiality

115%

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.

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.

CVSS 2.0 Base Score 4.6. CVSS Attack Vector: local. CVSS Attack Complexity: low. CVSS Vector: (AV:L/AC:L/Au:S/C:N/I:N/A:C).

Overview

First reported 12 years ago

2012-12-13 11:53:00

Last updated 12 years ago

2012-12-13 11:53:00

Affected Software

Xen

References

[Xen-devel] 20110616 IOMMU faults

[Xen-devel] 20110812 Xen Advisory 5 (CVE-2011-3131) IOMMU fault livelock

45622

Vendor Advisory

51468

Vendor Advisory

DSA-2582

49146

http://xenbits.xen.org/hg/staging/xen-4.1-testing.hg/rev/84e3706df07a

Exploit

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