CVE-2013-6400 - CVE House
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Status published Medium CVE-2013-6400

Xen 4.2.x and 4.3.x, when using Intel VT-d and a...

Vulnerability 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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

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Affected Vendor

Affected Software

xen
Vulnerable Versions:
4.2.0, 4.2.1, 4.2.2, 4.2.3, 4.3.0, 4.3.1

Timeline

Official Publish: December 13th, 2013
Last Modified: August 6th, 2024
Added to House: July 19th, 2026

CVSS Vectors

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.