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.
{
"severity": "MODERATE",
"nvd_published_at": "2014-03-06T15:55:00Z",
"github_reviewed": true,
"cwe_ids": [],
"github_reviewed_at": "2024-05-14T20:53:51Z"
}