CVE-2013-4463

Severity: low (CVSS 2.1 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2014-02-06 · updated 2026-06-16
Weakness: CWE-399

Description

OpenStack Compute (Nova) Folsom, Grizzly, and Havana does not properly verify the virtual size of a QCOW2 image, which allows local users to cause a denial of service (host file system disk consumption) via a compressed QCOW2 image. NOTE: this issue is due to an incomplete fix for CVE-2013-2096.

Affected products

OpenStack Folsom: all versions
OpenStack Grizzly: all versions
OpenStack Havana: all versions

References

http://rhn.redhat.com/errata/RHSA-2014-0112.html
http://www.openwall.com/lists/oss-security/2013/10/31/3
http://www.ubuntu.com/usn/USN-2247-1
https://bugs.launchpad.net/nova/+bug/1206081
http://rhn.redhat.com/errata/RHSA-2014-0112.html
http://www.openwall.com/lists/oss-security/2013/10/31/3
http://www.ubuntu.com/usn/USN-2247-1
https://bugs.launchpad.net/nova/+bug/1206081

Get alerted when CVE-2013-4463 or the next vulnerability affects your stack