Vulnerability Description
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.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Xen | Xen | 4.0.0 |
Related Weaknesses (CWE)
References
- 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://secunia.com/advisories/55082
- http://security.gentoo.org/glsa/glsa-201309-24.xml
- http://www.debian.org/security/2013/dsa-2636
- http://www.openwall.com/lists/oss-security/2013/01/09/5
- 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://secunia.com/advisories/55082
- http://security.gentoo.org/glsa/glsa-201309-24.xml
- http://www.debian.org/security/2013/dsa-2636
FAQ
What is CVE-2012-5634?
CVE-2012-5634 is a vulnerability with a CVSS score of 6.1 (MEDIUM). 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...
How severe is CVE-2012-5634?
CVE-2012-5634 has been rated MEDIUM with a CVSS base score of 6.1/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2012-5634?
Check the references section above for vendor advisories and patch information. Affected products include: Xen Xen.