Ruby on Rails is a model–view–controller (MVC) framework for webapplication development. Active Support provides support and utilityclasses used by the Ruby on Rails framework.A flaw was found in the way Active Support performed the parsing of JSONrequests by translating them to YAML. A remote attacker could use this flawto execute arbitrary code with the privileges of a Ruby on Railsapplication, perform SQL injection attacks, or bypass the authenticationusing a specially-created JSON request. (CVE-2013-0333)Red Hat would like to thank Ruby on Rails upstream for reporting thisissue. Upstream acknowledges Lawrence Pit of Mirror42 as the originalreporter.Users of Red Hat Subscription Asset Manager are advised to upgrade to thisupdated package, which resolves this issue. Katello must be restarted("service katello restart") for this update to take effect.