CVE-2011-1936

Severity CVSS v4.0:

Pending analysis

Type:

Unavailable / Other

Publication date:

07/01/2014

Last modified:

11/04/2025

Description

Xen, when using x86 Intel processors and the VMX virtualization extension is enabled, does not properly handle cpuid instruction emulation when exiting the VM, which allows local guest users to cause a denial of service (guest crash) via unspecified vectors.

Impact

Vector 2.0

AV:A/AC:H/Au:N/C:N/I:N/A:C CVSS v2.0 Severity and Metrics:

Base Score: 4.60 MEDIUM
Vector: AV:A/AC:H/Au:N/C:N/I:N/A:C

Attack Vector (AV): Adjacent
Attack Complexity (AC): High
Authentication (Au): None
Confidentiality (C): None
Integrity (I): None
Availability (A): Complete

Base Score 2.0

4.60

Severity 2.0

MEDIUM

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:o:xen:xen:-:::::::*

To consult the complete list of CPE names with products and versions, see this page

References to Advisories, Solutions, and Tools

http://rhn.redhat.com/errata/RHSA-2011-0927.html
http://www.openwall.com/lists/oss-security/2011/07/07/3
http://rhn.redhat.com/errata/RHSA-2011-0927.html
http://www.openwall.com/lists/oss-security/2011/07/07/3