CVE-2013-2096 Information

Description

OpenStack Compute (Nova) Folsom Grizzly and Havana does not verify the virtual size of a QCOW2 image which allows local users to cause a denial of service (host file system disk consumption) by creating an image with a large virtual size that does not contain a large amount of data.

Reference

http://lists.openstack.org/pipermail/openstack-announce/2013-May/000102.html http://www.securityfocus.com/bid/59924 http://www.ubuntu.com/usn/USN-1831-1 https://review.openstack.org//c/28717/ https://review.openstack.org//c/28901/ https://review.openstack.org//c/29192/