CVE-2013-6437 Information

Description

The libvirt driver in OpenStack Compute (Nova) before 2013.2.2 and icehouse before icehouse-2 allows remote authenticated users to cause a denial of service (disk consumption) by creating and deleting instances with unique os_type settings which triggers the creation of a new ephemeral disk backing file.

Reference

http://lists.openstack.org/pipermail/openstack-announce/2013-December/000179.html http://rhn.redhat.com/errata/RHSA-2014-0231.html https://bugs.launchpad.net/nova/+bug/1253980