CVE-2016-7094

4.1 MEDIUM

Published: September 21, 2016 Modified: May 06, 2026

Description

Buffer overflow in Xen 4.7.x and earlier allows local x86 HVM guest OS administrators on guests running with shadow paging to cause a denial of service via a pagetable update.

AI Explanation

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0

Vector String

CVSS:3.0/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory

http://support.citrix.com/article/CTX216071

Source: cve@mitre.org

Third Party Advisory

http://www.debian.org/security/2016/dsa-3663

Source: cve@mitre.org

http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html

Source: cve@mitre.org

http://www.securityfocus.com/bid/92864

Source: cve@mitre.org

Third Party Advisory VDB Entry

http://www.securitytracker.com/id/1036753

Source: cve@mitre.org

Third Party Advisory VDB Entry

http://xenbits.xen.org/xsa/advisory-187.html

Source: cve@mitre.org

Patch Vendor Advisory

http://xenbits.xen.org/xsa/xsa187-0001-x86-shadow-Avoid-overflowing-sh_ctxt-seg_reg.patch

Source: cve@mitre.org

Patch Vendor Advisory

https://security.gentoo.org/glsa/201611-09

Source: cve@mitre.org

http://support.citrix.com/article/CTX216071