Ubuntu Security Notice 1326-1 - Nachi Ueno, Rohit Karajgi, and Venkatesan Ravikumar discovered that when Nova is configured to use the OpenStack API, it would not correctly enforce access controls on certain incoming requests. A remote authenticated attacker could exploit this to change resources of arbitrary tenants.
a768674e4752957572324743e01989fa9359ffbb82d310887b7656cbadb1d11a