+5772. [bug] The resolver could hang on shutdown due to dispatch
+ resources not being cleaned up when a TCP connection
+ was reset. [GL #3026]
+
5771. [bug] Use idn2 UseSTD3ASCIIRules=false to disable additional
unicode validity checks because enabling the additional
checks would break valid domain names that contains
``rndc reconfig``, then bringing back the removed ``catalog-zone`` clause and
running ``rndc reconfig`` again caused ``named`` to crash. This has been fixed.
:gl:`#1608`
+
+- The resolver could hang on shutdown due to dispatch resources not being
+ cleaned up when a TCP connection was reset. This has been fixed. :gl:`#3026`