CVE-2016-9816 : Xen through 4.7.x allows local ARM guest OS users to cause a denial of service (

Xen through 4.7.x allows local ARM guest OS users to cause a denial of service (host crash) via vectors involving an asynchronous abort while at EL2.

Published 2017-02-27 22:59:01

Updated 2017-07-28 01:29:09

Source MITRE

View at NVD, CVE.org

Vulnerability category: BypassGain privilegeDenial of service

Products affected by CVE-2016-9816

XEN » XEN » Version: 4.7.0
cpe:2.3:o:xen:xen:4.7.0:*:*:*:*:*:*:*
Matching versions
XEN » XEN » Version: 4.7.1
cpe:2.3:o:xen:xen:4.7.1:*:*:*:*:*:*:*
Matching versions

EPSS FAQ

0.06%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 25 %

Percentile, the proportion of vulnerabilities that are scored at or less

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
4.9	MEDIUM	AV:L/AC:L/Au:N/C:N/I:N/A:C	3.9	6.9	NIST
Access Vector: Local Access Complexity: Low Authentication: None Confidentiality Impact: None Integrity Impact: None Availability Impact: Complete
6.5	MEDIUM	CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H	2.0	4.0	NIST
Attack Vector: Local Attack Complexity: Low Privileges Required: Low User Interaction: None Scope: Changed Confidentiality: None Integrity: None Availability: High

CWE-284 Improper Access Control

The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.

Assigned by: nvd@nist.gov (Primary)

http://www.securitytracker.com/id/1037358

Xen ARM Memory Mapped Hardware Access Flaw Lets Local Users on a Guest System Cause Denial of Service Conditions on the Host System - SecurityTracker

CVEs referencing this url
http://www.securityfocus.com/bid/94581

Xen XSA-201 Denial of Service Vulnerability
Third Party Advisory;VDB Entry

CVEs referencing this url
http://www.openwall.com/lists/oss-security/2016/11/29/3

oss-security - Xen Security Advisory 201 - ARM guests may induce host asynchronous abort
Mailing List;Mitigation;Third Party Advisory

CVEs referencing this url
https://security.gentoo.org/glsa/201612-56

Xen: Multiple vulnerabilities (GLSA 201612-56) — Gentoo security

CVEs referencing this url
http://xenbits.xen.org/xsa/advisory-201.html

XSA-201 - Xen Security Advisories
Mitigation;Patch;Vendor Advisory

CVEs referencing this url
http://xenbits.xen.org/xsa/xsa201-2.patch

Patch;Vendor Advisory
http://www.openwall.com/lists/oss-security/2016/12/05/7

oss-security - Re: Xen Security Advisory 201 - ARM guests may induce host asynchronous abort
Mailing List;Third Party Advisory

CVEs referencing this url

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