4.9
CVSSv2

CVE-2015-7812

Published: 17/11/2015 Updated: 30/10/2018
CVSS v2 Base Score: 4.9 | Impact Score: 6.9 | Exploitability Score: 3.9
VMScore: 436
Vector: AV:L/AC:L/Au:N/C:N/I:N/A:C

Vulnerability Summary

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

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xen xen 4.4.3

xen xen 4.5.0

xen xen 4.4.0

xen xen 4.6.0

xen xen 4.5.1

xen xen 4.5.2

xen xen 4.4.1

xen xen 4.4.2

Vendor Advisories

Multiple security issues have been found in the Xen virtualisation solution, which may result in denial of service or information disclosure For the oldstable distribution (wheezy), an update will be provided later For the stable distribution (jessie), these problems have been fixed in version 441-9+deb8u3 For the unstable distribution (sid), ...
The hypercall_create_continuation function in arch/arm/domainc in Xen 44x through 46x allows local guest users to cause a denial of service (host crash) via a preemptible hypercall to the multicall interface ...