CVE-2012-3371 Information

Description

The Nova scheduler in OpenStack Compute (Nova) Folsom (2012.2) and Essex (2012.1) when DifferentHostFilter or SameHostFilter is enabled allows remote authenticated users to cause a denial of service (excessive database lookup calls and server hang) via a request with many repeated IDs in the os:scheduler_hints section.

Reference

http://www.openwall.com/lists/oss-security/2012/07/11/13 http://www.securityfocus.com/bid/54388 http://www.ubuntu.com/usn/USN-1501-1 https://bugs.launchpad.net/nova/+bug/1017795 https://github.com/openstack/nova/commit/034762e8060dcf0a11cb039b9d426b0d0bb1801d https://lists.launchpad.net/openstack/msg14452.html