Vulnerability Description
The compatibility mode hypercall argument translation in Xen 3.3.x through 4.4.x, when running on a 64-bit hypervisor, allows local 32-bit HVM guests to cause a denial of service (host crash) via vectors involving altering the high halves of registers while in 64-bit mode.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Debian | Debian Linux | 7.0 |
| Xen | Xen | 3.3.0 |
| Opensuse | Opensuse | 13.1 |
Related Weaknesses (CWE)
References
- http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00005.htmlThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00010.htmlThird Party Advisory
- http://secunia.com/advisories/59937Permissions RequiredThird Party Advisory
- http://secunia.com/advisories/62672Permissions RequiredThird Party Advisory
- http://support.citrix.com/article/CTX200288
- http://support.citrix.com/article/CTX201794Third Party Advisory
- http://www.debian.org/security/2015/dsa-3140Third Party Advisory
- http://www.securityfocus.com/bid/71332Third Party AdvisoryVDB Entry
- http://xenbits.xen.org/xsa/advisory-111.htmlPatchVendor Advisory
- https://security.gentoo.org/glsa/201504-04Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00005.htmlThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00010.htmlThird Party Advisory
- http://secunia.com/advisories/59937Permissions RequiredThird Party Advisory
- http://secunia.com/advisories/62672Permissions RequiredThird Party Advisory
- http://support.citrix.com/article/CTX200288
FAQ
What is CVE-2014-8866?
CVE-2014-8866 is a vulnerability with a CVSS score of 4.7 (MEDIUM). The compatibility mode hypercall argument translation in Xen 3.3.x through 4.4.x, when running on a 64-bit hypervisor, allows local 32-bit HVM guests to cause a denial of service (host crash) via vect...
How severe is CVE-2014-8866?
CVE-2014-8866 has been rated MEDIUM with a CVSS base score of 4.7/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2014-8866?
Check the references section above for vendor advisories and patch information. Affected products include: Debian Debian Linux, Xen Xen, Opensuse Opensuse.