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.
{
"nvd_published_at": "2013-07-09T17:55:00Z",
"github_reviewed": true,
"cwe_ids": [
"CWE-770"
],
"github_reviewed_at": "2025-04-12T03:16:18Z",
"severity": "MODERATE"
}