Launchpad.net

CVE 2014-3555

OpenStack Neutron before 2013.2.4, 2014.x before 2014.1.2, and Juno before Juno-2 allows remote authenticated users to cause a denial of service (crash or long firewall rule updates) by creating a large number of allowed address pairs.

See the CVE page on Mitre.org for more details.