CVE-2012-5525

Severity CVSS v4.0:

Pending analysis

Type:

Unavailable / Other

Publication date:

13/12/2012

Last modified:

11/04/2025

Description

The get_page_from_gfn hypercall function in Xen 4.2 allows local PV guest OS administrators to cause a denial of service (crash) via a crafted GFN that triggers a buffer over-read.

Impact

Vector 2.0

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

Base Score: 4.70 MEDIUM
Vector: AV:L/AC:M/Au:N/C:N/I:N/A:C

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

Base Score 2.0

4.70

Severity 2.0

MEDIUM

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:o:xen:xen:4.2.0:::::::*

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

References to Advisories, Solutions, and Tools

http://secunia.com/advisories/51397
http://secunia.com/advisories/55082
http://security.gentoo.org/glsa/glsa-201309-24.xml
http://www.openwall.com/lists/oss-security/2012/12/03/6
http://www.osvdb.org/88133
http://www.securityfocus.com/bid/56805
https://exchange.xforce.ibmcloud.com/vulnerabilities/80480
http://secunia.com/advisories/51397
http://secunia.com/advisories/55082
http://security.gentoo.org/glsa/glsa-201309-24.xml
http://www.openwall.com/lists/oss-security/2012/12/03/6
http://www.osvdb.org/88133
http://www.securityfocus.com/bid/56805
https://exchange.xforce.ibmcloud.com/vulnerabilities/80480