CVE-2015-7812

Xen 4.4.x-4.6.x - Denial of Service via Preemptible Hypercall to Multicall Interface

Title source: llm
STIX 2.1

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.

References (7)

Core 7
Core References
Mailing List, Third Party Advisory vendor-advisory x_refsource_fedora
http://lists.fedoraproject.org/pipermail/package-announce/2015-November/171249.html
Mailing List, Third Party Advisory vendor-advisory x_refsource_fedora
http://lists.fedoraproject.org/pipermail/package-announce/2015-November/171082.html
Third Party Advisory vendor-advisory x_refsource_debian
http://www.debian.org/security/2015/dsa-3414
Mailing List, Third Party Advisory vendor-advisory x_refsource_fedora
http://lists.fedoraproject.org/pipermail/package-announce/2015-November/171185.html
Third Party Advisory vendor-advisory x_refsource_gentoo
https://security.gentoo.org/glsa/201604-03
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://www.securitytracker.com/id/1034031
Patch, Vendor Advisory x_refsource_confirm
http://xenbits.xen.org/xsa/advisory-145.html

Scores

EPSS 0.0008
EPSS Percentile 22.6%

Details

CWE
CWE-254
Status published
Products (8)
xen/xen 4.4.0
xen/xen 4.4.1
xen/xen 4.4.2
xen/xen 4.4.3
xen/xen 4.5.0
xen/xen 4.5.1
xen/xen 4.5.2
xen/xen 4.6.0
Published Nov 17, 2015
Tracked Since Feb 18, 2026