CVE-2011-2901

Severity CVSS v4.0:

Pending analysis

Type:

CWE-399 Resource Management Errors

Publication date:

01/10/2013

Last modified:

11/04/2025

Description

Off-by-one error in the __addr_ok macro in Xen 3.3 and earlier allows local 64 bit PV guest administrators to cause a denial of service (host crash) via unspecified hypercalls that ignore virtual-address bits.

Impact

Vector 2.0

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

Base Score: 5.50 MEDIUM
Vector: AV:A/AC:L/Au:S/C:N/I:N/A:C

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

Base Score 2.0

5.50

Severity 2.0

MEDIUM

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:o:xen:xen::::::::		3.3.0 (including)
cpe:2.3:o:xen:xen:3.0.2:::::::*
cpe:2.3:o:xen:xen:3.0.3:::::::*
cpe:2.3:o:xen:xen:3.0.4:::::::*
cpe:2.3:o:xen:xen:3.1.3:::::::*
cpe:2.3:o:xen:xen:3.1.4:::::::*
cpe:2.3:o:xen:xen:3.2.0:::::::*
cpe:2.3:o:xen:xen:3.2.1:::::::*
cpe:2.3:o:xen:xen:3.2.2:::::::*
cpe:2.3:o:xen:xen:3.2.3:::::::*

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

CPE	From	Up to
cpe:2.3:o:xen:xen::::::::		3.3.0 (including)
cpe:2.3:o:xen:xen:3.0.2:::::::*
cpe:2.3:o:xen:xen:3.0.3:::::::*
cpe:2.3:o:xen:xen:3.0.4:::::::*
cpe:2.3:o:xen:xen:3.1.3:::::::*
cpe:2.3:o:xen:xen:3.1.4:::::::*
cpe:2.3:o:xen:xen:3.2.0:::::::*
cpe:2.3:o:xen:xen:3.2.1:::::::*
cpe:2.3:o:xen:xen:3.2.2:::::::*
cpe:2.3:o:xen:xen:3.2.3:::::::*

CVE-2011-2901

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools