CVE-2013-4494

Severity CVSS v4.0:

Pending analysis

Type:

CWE-20 Input Validation

Publication date:

02/11/2013

Last modified:

11/04/2025

Description

Xen before 4.1.x, 4.2.x, and 4.3.x does not take the page_alloc_lock and grant_table.lock in the same order, which allows local guest administrators with access to multiple vcpus to cause a denial of service (host deadlock) via unspecified vectors.

Impact

Vector 2.0

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

Base Score: 5.20 MEDIUM
Vector: AV:A/AC:M/Au:S/C:N/I:N/A:C

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

Base Score 2.0

5.20

Severity 2.0

MEDIUM

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:o:xen:xen::::::::	4.1.0 (including)	4.1.6.1 (including)
cpe:2.3:o:xen:xen::::::::	4.2.0 (including)	4.2.5 (including)
cpe:2.3:o:xen:xen::::::::	4.3.0 (including)	4.3.4 (including)
cpe:2.3:o:debian:debian_linux:7.0:::::::*

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

CVE-2013-4494

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools