php-symfony2-Validator has loss of information during serialization
https://exchange.xforce.ibmcloud.com/vulnerabilities/86364
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2013-4751
http://www.securityfocus.com/bid/61709
http://symfony.com/blog/security-releases-symfony-2-0-24-2-1-12-2-2-5-and-2-3-3-released
http://lists.fedoraproject.org/pipermail/package-announce/2013-August/114436.html
http://lists.fedoraproject.org/pipermail/package-announce/2013-August/114380.html