|Bugzilla:||1023239: CVE-2013-4463 OpenStack Nova: Compressed disk image DoS|
The MITRE CVE dictionary describes this issue as:
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.
The Red Hat Security Response Team has rated this issue as having moderate security impact. For additional information, refer to the Issue Severity Classification: https://access.redhat.com/security/updates/classification/.
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Red Hat security errata
|Red Hat Enterprise Linux OpenStack Platform 3.0 (openstack-nova)||RHSA-2014:0112||January 30, 2014|
Red Hat would like to thank Thierry Carrez of the OpenStack project for reporting this issue. Upstream acknowledges Bernhard M. Wiedemann of SuSE as the original reporter.
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For clarification or corrections please contact the Red Hat Security Response Team.