CVE-2014-8866

CVE Details

Release Date:	2014-11-27
Impact:	Important	What is this?

Description

The compatibility mode hypercall argument translation in Xen 3.3.x through 4.4.x, when running on a 64-bit hypervisor, allows local 32-bit HVM guests to cause a denial of service (host crash) via vectors involving altering the high halves of registers while in 64-bit mode.

See more information about CVE-2014-8866 from MITRE CVE dictionary and NIST NVD

NOTE: The following CVSS metrics and score provided are preliminary and subject to review.

CVSS v2 metrics

Base Score:	5.2
Vector String:	AV:A/AC:M/Au:S/C:N/I:N/A:C
Version:	2.0
Attack Vector:	Adjacent Network
Attack Complexity:	Medium
Authentication:	Single
Confidentiality Impact:	None
Integrity Impact:	None
Availability Impact:	Complete

Errata information

Platform	Errata	Release Date
Oracle VM version 3.2 (xen)	OVMSA-2015-0112	2015-08-04
Oracle VM version 3.3 (xen)	OVMSA-2015-0004	2015-01-21