CVE-2016-9381 Information

Description

Race condition in QEMU in Xen allows local x86 HVM guest OS administrators to gain privileges by changing certain data on shared rings aka a \double fetch\ vulnerability.

CVSS Vector

CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H

Reference

http://www.securityfocus.com/bid/94476 http://www.securitytracker.com/id/1037344 http://xenbits.xen.org/xsa/advisory-197.html https://security.gentoo.org/glsa/201612-56 https://support.citrix.com/article/CTX218775

Attack Complexity

HIGH

Privileges Required

HIGH

User Interaction Required

HIGH

Scope

NONE

Confidentiality Impact

CHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

7.5