National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2016-9381 Detail

Current 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.

Source:  MITRE
View Analysis Description

Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score: 7.5 HIGH
Vector:  CVSS:3.0/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://www.securityfocus.com/bid/94476 Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1037344 Third Party Advisory VDB Entry
http://xenbits.xen.org/xsa/advisory-197.html Patch Vendor Advisory
https://security.gentoo.org/glsa/201612-56
https://support.citrix.com/article/CTX218775 Patch Third Party Advisory

Weakness Enumeration

CWE-ID CWE Name Source
CWE-264 Permissions, Privileges, and Access Controls NIST  
CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') NIST  

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 2 ( hide )
 cpe:2.3:a:citrix:xenserver:6.0.2:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:citrix:xenserver:6.2.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:citrix:xenserver:6.5:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:citrix:xenserver:7.0:*:*:*:*:*:*:*
     Show Matching CPE(s)


Change History

4 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2016-9381
NVD Published Date:
01/23/2017
NVD Last Modified:
06/30/2017