SQL injection vulnerability in activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb in the PostgreSQL adapter for Active Record in Ruby on Rails 2.x and 3.x before 3.2.19 allows remote attackers to execute arbitrary SQL commands by leveraging improper bitstring quoting.
https://groups.google.com/forum/message/raw?msg=rubyonrails-security/wDxePLJGZdI/WP7EasCJTA4J
http://www.securityfocus.com/bid/68343
http://www.debian.org/security/2014/dsa-2982
http://secunia.com/advisories/60763
http://secunia.com/advisories/60214
http://secunia.com/advisories/59973