Vulnerability Description
Xen 4.2.x and 4.3.x, when nested virtualization is disabled, does not properly check the emulation paths for (1) VMLAUNCH and (2) VMRESUME, which allows local HVM guest users to cause a denial of service (host crash) via unspecified vectors related to "guest VMX instruction execution."
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Xen | Xen | 4.2.0 |
Related Weaknesses (CWE)
References
- http://lists.opensuse.org/opensuse-updates/2013-12/msg00059.html
- http://secunia.com/advisories/55398Vendor Advisory
- http://security.gentoo.org/glsa/glsa-201407-03.xml
- http://www.openwall.com/lists/oss-security/2013/11/11/1
- http://www.securityfocus.com/bid/63625
- http://www.securitytracker.com/id/1029313
- https://exchange.xforce.ibmcloud.com/vulnerabilities/88649
- http://lists.opensuse.org/opensuse-updates/2013-12/msg00059.html
- http://secunia.com/advisories/55398Vendor Advisory
- http://security.gentoo.org/glsa/glsa-201407-03.xml
- http://www.openwall.com/lists/oss-security/2013/11/11/1
- http://www.securityfocus.com/bid/63625
- http://www.securitytracker.com/id/1029313
- https://exchange.xforce.ibmcloud.com/vulnerabilities/88649
FAQ
What is CVE-2013-4551?
CVE-2013-4551 is a vulnerability with a CVSS score of 5.7 (MEDIUM). Xen 4.2.x and 4.3.x, when nested virtualization is disabled, does not properly check the emulation paths for (1) VMLAUNCH and (2) VMRESUME, which allows local HVM guest users to cause a denial of serv...
How severe is CVE-2013-4551?
CVE-2013-4551 has been rated MEDIUM with a CVSS base score of 5.7/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2013-4551?
Check the references section above for vendor advisories and patch information. Affected products include: Xen Xen.