CVE-2013-6400

MediumCVSS 6.8/10Last modified Jun 17, 2026

Description

Xen 4.2.x and 4.3.x, when using Intel VT-d and a PCI device has been assigned, does not clear the flag that suppresses IOMMU TLB flushes when unspecified errors occur, which causes the TLB entries to not be flushed and allows local guest administrators to cause a denial of service (host crash) or gain privileges via unspecified vectors.

Metrics

CVSS 2.0 6.8/10AV:A/AC:H/Au:N/C:C/I:C/A:C

Weakness enumeration

CWE-264

Affected software

No affected versions have been published.

Timeline

Published: Dec 13, 2013
Last modified: Jun 17, 2026
NVD status: Modified

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