CVE-2016-2140: Openstack Nova

Medium severity, CVSS 5.3. EPSS: 2.1% chance of exploitation in the next 30 days.

The libvirt driver in OpenStack Compute (Nova) before 2015.1.4 (kilo) and 12.0.x before 12.0.3 (liberty), when using raw storage and use_cow_images is set to false, allows remote authenticated users to read arbitrary files via a crafted qcow2 header in an ephemeral or root disk.

Affected products

• Openstack Nova: from 12.0.0, before 12.0.3 (fixed in 12.0.3); from 2015.1.0, before 2015.1.4 (fixed in 2015.1.4)

Published 2016-04-12. Last modified 2026-06-17.