Vulnerability Description
Race condition in the grant table code in Xen 4.6.x through 4.9.x allows local guest OS administrators to cause a denial of service (free list corruption and host crash) or gain privileges on the host via vectors involving maptrack free list handling.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Xen | Xen | 4.6.0 |
| Citrix | Xenserver | 6.0.2 |
| Debian | Debian Linux | 8.0 |
Related Weaknesses (CWE)
References
- http://www.debian.org/security/2017/dsa-3969Third Party Advisory
- http://www.openwall.com/lists/oss-security/2017/08/15/3Mailing ListPatchThird Party Advisory
- http://www.securityfocus.com/bid/100346Third Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1039175Third Party AdvisoryVDB Entry
- http://xenbits.xen.org/xsa/advisory-228.htmlPatchVendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1477651Issue TrackingPatchThird Party Advisory
- https://security.gentoo.org/glsa/201801-14Third Party Advisory
- https://support.citrix.com/article/CTX225941PatchThird Party Advisory
- http://www.debian.org/security/2017/dsa-3969Third Party Advisory
- http://www.openwall.com/lists/oss-security/2017/08/15/3Mailing ListPatchThird Party Advisory
- http://www.securityfocus.com/bid/100346Third Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1039175Third Party AdvisoryVDB Entry
- http://xenbits.xen.org/xsa/advisory-228.htmlPatchVendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1477651Issue TrackingPatchThird Party Advisory
- https://security.gentoo.org/glsa/201801-14Third Party Advisory
FAQ
What is CVE-2017-12136?
CVE-2017-12136 is a vulnerability with a CVSS score of 7.8 (HIGH). Race condition in the grant table code in Xen 4.6.x through 4.9.x allows local guest OS administrators to cause a denial of service (free list corruption and host crash) or gain privileges on the host...
How severe is CVE-2017-12136?
CVE-2017-12136 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2017-12136?
Check the references section above for vendor advisories and patch information. Affected products include: Xen Xen, Citrix Xenserver, Debian Debian Linux.