CVE-2012-5634

    Dashboard / Vulnerabilities / CVE-2012-5634

    CVE-2012-5634

    Published: 14 Feb 2013Last Modified: 10 Apr 2026

    Summary:

    Details: 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.

    References: http://secunia.com/advisories/55082, http://security.gentoo.org/glsa/glsa-201309-24.xml, http://www.debian.org/security/2013/dsa-2636, http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00021.html, http://lists.opensuse.org/opensuse-updates/2013-04/msg00051.html, http://lists.opensuse.org/opensuse-updates/2013-04/msg00052.html, http://lists.opensuse.org/opensuse-updates/2013-06/msg00049.html, http://www.openwall.com/lists/oss-security/2013/01/09/5

    Affected packages

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High