{"id":"CVE-2013-2096","aliases":["GHSA-m674-hmx2-ffhq","PYSEC-2026-876"],"url":"https://o3.security/vulnerability/CVE-2013-2096","summary":"OpenStack Compute (Nova) does not verify the virtual size of a QCOW2 image","details":"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.","published":"2013-07-09T17:55:01Z","modified":"2026-07-07T11:56:25.538114542Z","cvss":null,"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"PyPI","name":"nova","fixedVersion":"12.0.0a0"}],"fix":{"url":"https://github.com/openstack/nova/commit/0caeb8eaf20abcdc77828f5c6b79fc104619e231","label":"openstack/nova@0caeb8e"},"references":[{"type":"ADVISORY","url":"http://lists.openstack.org/pipermail/openstack-announce/2013-May/000102.html"},{"type":"ADVISORY","url":"http://www.ubuntu.com/usn/USN-1831-1"},{"type":"WEB","url":"http://www.securityfocus.com/bid/59924"},{"type":"WEB","url":"https://review.openstack.org/#/c/28717/"},{"type":"WEB","url":"https://review.openstack.org/#/c/28901/"},{"type":"WEB","url":"https://review.openstack.org/#/c/29192/"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2013-2096"},{"type":"WEB","url":"https://github.com/openstack/nova/commit/0caeb8eaf20abcdc77828f5c6b79fc104619e231"},{"type":"WEB","url":"https://github.com/openstack/nova/commit/44a8aba1d5da87d54db48079103fdef946666d80"},{"type":"PACKAGE","url":"https://github.com/openstack/nova"},{"type":"WEB","url":"https://review.openstack.org/#/c/28717"},{"type":"WEB","url":"https://review.openstack.org/#/c/28901"},{"type":"WEB","url":"https://review.openstack.org/#/c/29192"},{"type":"WEB","url":"https://web.archive.org/web/20130726040108/http://www.securityfocus.com/bid/59924"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-07T11:56:25.538114542Z"}}