National Vulnerability Database

National Vulnerability Database

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    Vulnerabilities Detail

CVE-2015-7812 Detail

Description

The hypercall_create_continuation function in arch/arm/domain.c in Xen 4.4.x through 4.6.x allows local guest users to cause a denial of service (host crash) via a preemptible hypercall to the multicall interface.

Source:  MITRE
Description Last Modified:  01/10/2017

Impact

CVSS v2.0 Severity and Metrics:

Base Score: 4.9 MEDIUM
Vector: (AV:L/AC:L/Au:N/C:N/I:N/A:C) (V2 legend)
Impact Subscore: 6.9
Exploitability Subscore: 3.9

Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): None
Integrity (I): None
Availability (A): Complete
Additional Information:
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://lists.fedoraproject.org/pipermail/package-announce/2015-November/171082.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-November/171185.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-November/171249.html
http://www.debian.org/security/2015/dsa-3414
http://www.securitytracker.com/id/1034031
http://xenbits.xen.org/xsa/advisory-145.html Patch Vendor Advisory
https://security.gentoo.org/glsa/201604-03

Technical Details

Vulnerability Type (View All)

Change History

6 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2015-7812
NVD Published Date:
11/17/2015
NVD Last Modified:
10/30/2018