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CVE-2016-9385

Date: January 23, 2017

The x86 segment base write emulation functionality in Xen 4.4.x through 4.7.x allows local x86 PV guest OS administrators to cause a denial of service (host crash) by leveraging lack of canonical address checks.

Language: C

Severity Score

6.0

Related Resources (7)

Url: https://support.citrix.com/article/CTX218775

Url: https://security.gentoo.org/glsa/201612-56

Url: http://xenbits.xen.org/xsa/advisory-193.html

Url: https://nvd.nist.gov/vuln/detail/CVE-2016-9385

Url: http://www.securitytracker.com/id/1037342

Url: http://www.securityfocus.com/bid/94472

Url: https://www.mend.io/vulnerability-database/CVE-2016-9385

Severity Score

6.0

Weakness Type (CWE)

Input Validation

CWE-20

CVSS v3.1

Base Score:	6.0
Attack Vector (AV):	LOCAL
Attack Complexity (AC):	LOW
Privileges Required (PR):	HIGH
User Interaction (UI):	NONE
Scope (S):	CHANGED
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	HIGH

CVSS v2

Base Score:	4.9
Access Vector (AV):	LOCAL
Access Complexity (AC):	LOW
Authentication (AU):	NONE
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	COMPLETE
Additional information:

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