CVE-2013-4356 Information

Description

Xen 4.3.x writes hypervisor mappings to certain shadow pagetables when live migration is performed on hosts with more than 5TB of RAM which allows local 64-bit PV guests to read or write to invalid memory and cause a denial of service (crash).

Reference

http://secunia.com/advisories/54962 http://security.gentoo.org/glsa/glsa-201407-03.xml http://www.openwall.com/lists/oss-security/2013/09/30/2 http://www.securityfocus.com/bid/62709