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