OpenStack Nova instance migration process does not stop when instance is deleted

OpenStack Compute nova 2015.1 through 2015.1.1, 2014.2.3, and earlier does not stop the migration process when the instance is deleted, which allows remote authenticated users to cause a denial of service disk, network, and other resource consumption by resizing and then deleting an instance...

openstack-nova: Nova instance migration process does not stop when instance is deleted

A denial of service flaw was found in the OpenStack Compute nova instance migration process. Because the migration process does not terminate when an instance is deleted, an authenticated user could bypass user quota and deplete all available disk space by repeatedly re-sizing and deleting an...