It was found that the procedural language (PLs) validator functions could possibly be leveraged for limited code execution. An authenticated database user could possibly use this flaw to escalate their privileges. Acknowledgements: Red Hat would like to thank the PostgreSQL project for reporting this issue. Upstream acknowledges Andres Freund as the original reporter.
This is now public: https://github.com/postgres/postgres/commit/537cbd35c893e67a63c59bc636c3e888bd228bc7
This issue has been addressed in following products: Red Hat Enterprise Linux 6 Red Hat Enterprise Linux 5 Via RHSA-2014:0211 https://rhn.redhat.com/errata/RHSA-2014-0211.html
This issue has been addressed in following products: Red Hat Software Collections for RHEL-6 Via RHSA-2014:0221 https://rhn.redhat.com/errata/RHSA-2014-0221.html
This issue has been addressed in following products: Red Hat Enterprise Linux 5 Via RHSA-2014:0249 https://rhn.redhat.com/errata/RHSA-2014-0249.html
This issue has been addressed in following products: CloudForms Management Engine 5.x Via RHSA-2014:0469 https://rhn.redhat.com/errata/RHSA-2014-0469.html