Vulnerability Description
Xen, when running on a 64-bit hypervisor, allows local x86 guest OS users to modify arbitrary memory and consequently obtain sensitive information, cause a denial of service (host crash), or execute arbitrary code on the host by leveraging broken emulation of bit test instructions.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Xen | Xen | All versions |
| Citrix | Xenserver | 6.0.2 |
Related Weaknesses (CWE)
References
- http://www.securityfocus.com/bid/94474Third Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1037346Third Party AdvisoryVDB Entry
- http://xenbits.xen.org/xsa/advisory-195.htmlPatchVendor Advisory
- https://security.gentoo.org/glsa/201612-56
- https://support.citrix.com/article/CTX218775PatchThird Party Advisory
- http://www.securityfocus.com/bid/94474Third Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1037346Third Party AdvisoryVDB Entry
- http://xenbits.xen.org/xsa/advisory-195.htmlPatchVendor Advisory
- https://security.gentoo.org/glsa/201612-56
- https://support.citrix.com/article/CTX218775PatchThird Party Advisory
FAQ
What is CVE-2016-9383?
CVE-2016-9383 is a vulnerability with a CVSS score of 8.8 (HIGH). Xen, when running on a 64-bit hypervisor, allows local x86 guest OS users to modify arbitrary memory and consequently obtain sensitive information, cause a denial of service (host crash), or execute a...
How severe is CVE-2016-9383?
CVE-2016-9383 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2016-9383?
Check the references section above for vendor advisories and patch information. Affected products include: Xen Xen, Citrix Xenserver.