A serious security problem existed with the access to undesired external modules, even if 'Restrict' configuration mode was specified for UdfAccess. References: http://www.firebirdsql.org/file/documentation/release_notes/html/en/2_5/rnfb25-bug.html#bug-257
Created firebird tracking bugs for this issue: Affects: epel-all [bug 1425332] Affects: fedora-all [bug 1425333]