Vulnerability Description
VMX in Xen 4.6.x and earlier, when using an Intel or Cyrix CPU, allows local HVM guest users to cause a denial of service (guest crash) via vectors related to a non-canonical RIP.
CVSS Score
5.5
MEDIUM
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Xen | Xen | 4.6.0 |
References
- http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177990.h
- http://lists.fedoraproject.org/pipermail/package-announce/2016-March/178518.html
- http://support.citrix.com/article/CTX209443
- http://www.debian.org/security/2016/dsa-3519
- http://www.securitytracker.com/id/1035043
- http://xenbits.xen.org/xsa/advisory-170.htmlPatchVendor Advisory
- https://security.gentoo.org/glsa/201604-03
- http://lists.fedoraproject.org/pipermail/package-announce/2016-February/177990.h
- http://lists.fedoraproject.org/pipermail/package-announce/2016-March/178518.html
- http://support.citrix.com/article/CTX209443
- http://www.debian.org/security/2016/dsa-3519
- http://www.securitytracker.com/id/1035043
- http://xenbits.xen.org/xsa/advisory-170.htmlPatchVendor Advisory
- https://security.gentoo.org/glsa/201604-03
FAQ
What is CVE-2016-2271?
CVE-2016-2271 is a vulnerability with a CVSS score of 5.5 (MEDIUM). VMX in Xen 4.6.x and earlier, when using an Intel or Cyrix CPU, allows local HVM guest users to cause a denial of service (guest crash) via vectors related to a non-canonical RIP.
How severe is CVE-2016-2271?
CVE-2016-2271 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2016-2271?
Check the references section above for vendor advisories and patch information. Affected products include: Xen Xen.