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.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Folsom | Openstack | - (including) | - (including) |
| Grizzly | Openstack | - (including) | - (including) |
| Havana | Openstack | - (including) | - (including) |
| Nova | Ubuntu | devel | * |
| Nova | Ubuntu | precise | * |
| Nova | Ubuntu | quantal | * |
| Nova | Ubuntu | raring | * |