The PV pagetable code in arch/x86/mm.c in Xen 4.7.x and earlier allows local 32-bit PV guest OS administrators to gain host OS privileges by leveraging fast-paths for updating pagetable entries.
References
Link | Resource |
---|---|
http://support.citrix.com/article/CTX214954 | Vendor Advisory |
http://www.debian.org/security/2016/dsa-3633 | |
http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html | Release Notes |
http://www.securityfocus.com/bid/92131 | Third Party Advisory |
http://www.securitytracker.com/id/1036446 | Third Party Advisory |
http://xenbits.xen.org/xsa/advisory-182.html | Mitigation Patch Vendor Advisory |
http://xenbits.xen.org/xsa/xsa182-4.5.patch | Patch |
http://xenbits.xen.org/xsa/xsa182-4.6.patch | Patch |
http://xenbits.xen.org/xsa/xsa182-unstable.patch | Patch |
https://security.gentoo.org/glsa/201611-09 |
History
No history.
MITRE Information
Status: PUBLISHED
Assigner: mitre
Published: 2016-08-02T16:00:00
Updated: 2017-06-30T16:57:01
Reserved: 2016-07-20T00:00:00
Link: CVE-2016-6258
JSON object: View
NVD Information
Status : Modified
Published: 2016-08-02T16:59:08.133
Modified: 2017-07-01T01:29:59.937
Link: CVE-2016-6258
JSON object: View
Redhat Information
No data.
CWE