CVE-2012-5513

CVE Details

Release Date:	2012-12-03
Impact:	Important	What is this?

Description

The XENMEM_exchange handler in Xen 4.2 and earlier does not properly check the memory address, which allows local PV guest OS administrators to cause a denial of service (crash) or possibly gain privileges via unspecified vectors that overwrite memory in the hypervisor reserved range.

See more information about CVE-2012-5513 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:	7.4
Vector String:	AV:A/AC:M/Au:S/C:C/I:C/A:C
Version:	2.0
Attack Vector:	Adjacent Network
Attack Complexity:	Medium
Authentication:	Single
Confidentiality Impact:	Complete
Integrity Impact:	Complete
Availability Impact:	Complete

Errata information

Platform	Errata	Release Date
Oracle Linux version 5 (kernel)	ELSA-2012-1540	2012-12-04
Oracle Linux version 5 (kernel)	ELSA-2012-1540-1	2012-12-05
Oracle Linux version 5 (ocfs2-2.6.18-308.24.1.0.1.el5)	ELSA-2012-1540-1	2012-12-05
Oracle Linux version 5 (ocfs2-2.6.18-308.24.1.el5)	ELSA-2012-1540	2012-12-04
Oracle Linux version 5 (oracleasm-2.6.18-308.24.1.0.1.el5)	ELSA-2012-1540-1	2012-12-05
Oracle Linux version 5 (oracleasm-2.6.18-308.24.1.el5)	ELSA-2012-1540	2012-12-04