8.3
CWE
264
Advisory Published
Updated

CVE-2014-1666

First published: Sun Jan 26 2014(Updated: )

The do_physdev_op function in Xen 4.1.5, 4.1.6.1, 4.2.2 through 4.2.3, and 4.3.x does not properly restrict access to the (1) PHYSDEVOP_prepare_msix and (2) PHYSDEVOP_release_msix operations, which allows local PV guests to cause a denial of service (host or guest malfunction) or possibly gain privileges via unspecified vectors.

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
Xen Xen=4.1.5
Xen Xen=4.1.6.1
Xen Xen=4.2.2
Xen Xen=4.2.3
Xen Xen=4.3.0
Xen Xen=4.3.1

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