CVEvulnerability
CVE-2017-8903
8.8 HIGH
Official page ↗
- Status
- Modified
- Published
- 2017-05-11
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.0 ([email protected])
- 8.8 HIGH — CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 7.2 HIGH — AV:L/AC:L/Au:N/C:C/I:C/A:C
Description
Xen through 4.8.x on 64-bit platforms mishandles page tables after an IRET hypercall, which might allow PV guest OS users to execute arbitrary code on the host OS, aka XSA-213.
Affected configurations
• xen xen 4.8.0
• xen xen 4.8.1
References
- http://www.securityfocus.com/bid/98426 www.securityfocus.com
- http://www.securitytracker.com/id/1038386 www.securitytracker.com
- https://blog.xenproject.org/2017/05/02/updates-on-xsa-213-xsa-214-and-xsa-215/ Vendor Advisory
- https://security.gentoo.org/glsa/201705-11 security.gentoo.org
- https://xenbits.xen.org/xsa/advisory-213.html Mitigation, Patch, Vendor Advisory
- http://www.securityfocus.com/bid/98426 www.securityfocus.com
- http://www.securitytracker.com/id/1038386 www.securitytracker.com
- https://blog.xenproject.org/2017/05/02/updates-on-xsa-213-xsa-214-and-xsa-215/ Vendor Advisory
- https://security.gentoo.org/glsa/201705-11 security.gentoo.org
- https://xenbits.xen.org/xsa/advisory-213.html Mitigation, Patch, Vendor Advisory