Xen 4.5.x through 4.7.x do not implement Supervisor Mode Access Prevention (SMAP) whitelisting in 32-bit exception and event delivery, which allows local 32-bit PV guest OS kernels to cause a denial of service (hypervisor and VM crash) by triggering a safety check.
References
Link | Resource |
---|---|
http://support.citrix.com/article/CTX214954 | Vendor Advisory |
http://www.securityfocus.com/bid/92130 | Third Party Advisory |
http://www.securitytracker.com/id/1036447 | Third Party Advisory |
http://xenbits.xen.org/xsa/advisory-183.html | Mailing List Patch |
http://xenbits.xen.org/xsa/xsa183-4.6.patch | Mitigation Patch |
http://xenbits.xen.org/xsa/xsa183-unstable.patch | Mitigation Patch |
History
No history.
MITRE Information
Status: PUBLISHED
Assigner: mitre
Published: 2016-08-02T16:00:00
Updated: 2016-08-02T14:57:01
Reserved: 2016-07-20T00:00:00
Link: CVE-2016-6259
JSON object: View
NVD Information
Status : Analyzed
Published: 2016-08-02T16:59:09.133
Modified: 2016-08-04T03:15:18.267
Link: CVE-2016-6259
JSON object: View
Redhat Information
No data.
CWE