BIND changes file:
808. [security] A number of routines did insufficient bounds checking which
could cause crashes by reading from an invalid memory
location. (From BIND-8).
807. [bug] The server sometimes leaked the flushset (ns_resp.c).
(From BIND-8).
806. [bug] add_related_additional() leaked memory if the name
was already in the related array. (From BIND-8).