CVE-2015-7814

Race condition in the relinquish_memory function in arch/arm/domain.c in Xen 4.6.x and earlier allows local domains with partial management control to cause a denial of service (host crash) via vectors involving the destruction of a domain and using XENMEM_decrease_reservation to reduce the memory of the domain.

CVSS v2.0 4.7 MEDIUM

4.7^/10

CVSS v2.0 : MEDIUM

V2 Legend

Vector : AV:L/AC:M/Au:N/C:N/I:N/A:C

Exploitability : 3.4 / Impact : 6.9

Access Vector LOCAL

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact COMPLETE

References

Link	Resource
http://xenbits.xen.org/xsa/advisory-147.html	Vendor Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2015-November/171249.html
http://www.debian.org/security/2015/dsa-3414
http://www.securitytracker.com/id/1034030
http://lists.fedoraproject.org/pipermail/package-announce/2015-November/171185.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-November/171082.html
https://security.gentoo.org/glsa/201604-03

Configurations

Configuration 1 (hide)

cpe:2.3:o:xen:xen:*:*:*:*:*:*:*:*

Information

Published : 2015-10-30 08:59

Updated : 2017-06-30 18:29

NVD link : CVE-2015-7814

Mitre link : CVE-2015-7814

JSON object : View

CWE

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

CWE-362

Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

Products Affected

xen

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4.7 /10