openstack/nova · Security
OpenStack Nova DoS through ephemeral disk backing files
- GHSA ID
- GHSA-hrv9-4x4c-9jc8
- CVE ID
- CVE-2013-6437
- Severity
- medium
- Published
- Updated
Description
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.
References
- https://nvd.nist.gov/vuln/detail/CVE-2013-6437 ↗
- https://bugs.launchpad.net/nova/+bug/1253980 ↗
- http://lists.openstack.org/pipermail/openstack-announce/2013-December/000179.html ↗
- http://rhn.redhat.com/errata/RHSA-2014-0231.html ↗
- https://github.com/openstack/nova/commit/3e451f1bac57d24e47171cffb3ad59bb1610d836 ↗
- https://github.com/openstack/nova/commit/6e455cd97f04bf26bbe022be17c57e089cf502f4 ↗
- https://github.com/openstack/nova/commit/ca38774ebcf5b67d16c202c8f218c0c433973ca9 ↗
- https://github.com/advisories/GHSA-hrv9-4x4c-9jc8 ↗