Xen 4.2.x, 4.1.x, and 4.0, when using Intel VT-d for PCI passthrough, does not properly configure VT-d when supporting a device that is behind a legacy PCI Bridge, which allows local guests to cause a denial of service to other guests by injecting an interrupt.
Advisories
Source ID Title
Debian DSA Debian DSA DSA-2636-1 xen security update
Debian DSA Debian DSA DSA-2636-2 xen regression update
EUVD EUVD EUVD-2012-5518 Xen 4.2.x, 4.1.x, and 4.0, when using Intel VT-d for PCI passthrough, does not properly configure VT-d when supporting a device that is behind a legacy PCI Bridge, which allows local guests to cause a denial of service to other guests by injecting an interrupt.
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

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Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2024-08-06T21:14:16.030Z

Reserved: 2012-10-24T00:00:00

Link: CVE-2012-5634

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2013-02-14T22:55:01.903

Modified: 2025-04-11T00:51:21.963

Link: CVE-2012-5634

cve-icon Redhat

Severity : Moderate

Publid Date: 2013-01-08T00:00:00Z

Links: CVE-2012-5634 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses