CVE-2013-0215 Information

Description

oxenstored in Xen 4.1.x Xen 4.2.x and xen-unstable does not properly consider the state of the Xenstore ring during read operations which allows guest OS users to cause a denial of service (daemon crash and host-control outage or memory consumption) or obtain sensitive control-plane data by leveraging guest administrative access.

Reference

http://openwall.com/lists/oss-security/2013/02/05/10 http://secunia.com/advisories/55082 http://security.gentoo.org/glsa/glsa-201309-24.xml http://xenbits.xen.org/gitweb/?p=xen.git;a=commit;h=40f9c5e0a6d15b4ca1f6d4ed3a46f0871520eab5 http://xenbits.xen.org/gitweb/?p=xen.git;a=commit;h=61401264eb00fae4ee4efc8e9a5067449283207b