CVE-2012-5525 Information

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.

Reference

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