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Vulnerability record · CVE-2013-2096 · published 9 July 2013

CVE-2013-2096: Openstack folsom vulnerability

Openstack · Folsom

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.

2.1 CVSS 2.0 Low EPSS 0.39% · top 69.9% CWE-399 · CWE-399
2.1CVSS 2.0 base score
0.39%EPSS exploitation probability, 30 days
NoNot in CISA KEV
3Affected product versions listed by NVD
12References
16 Jun 2026Last modified by NVD

Description

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.

AV:L/AC:L/Au:N/C:N/I:N/A:P

Affected products

3 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://lists.openstack.org/pipermail/openstack-announce/2013-May/000102.html Vendor Advisory
http://www.securityfocus.com/bid/59924
http://www.ubuntu.com/usn/USN-1831-1
https://review.openstack.org/#/c/28717/
https://review.openstack.org/#/c/28901/
https://review.openstack.org/#/c/29192/
http://lists.openstack.org/pipermail/openstack-announce/2013-May/000102.html Vendor Advisory
http://www.securityfocus.com/bid/59924
http://www.ubuntu.com/usn/USN-1831-1
https://review.openstack.org/#/c/28717/
https://review.openstack.org/#/c/28901/
https://review.openstack.org/#/c/29192/

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2013-2096), CISA KEV, FIRST EPSS (scores of 2026-09-29). This page is refreshed as NVD updates the record.