looking up the nodename of an RBT node if the tree
was modified. [GL #1857]
+5420. [bug] Add missing isc_{mutex,conditional}_destroy calls
+ that caused a memory leak on FreeBSD. [GL #1893]
+
5418. [bug] delv failed to parse deprecated trusted-keys style
trust anchors. [GL #1860]
<command>named</command> could crash with an assertion failure
if the name of a database node was looked up while the database
was being modified. [GL #1857]
+ </para>
+ </listitem>
+ <listitem>
+ <para>
+ Missing mutex and conditional destruction in netmgr code leads to a
+ memory leak on *BSD systems. [GL #1893].
</para>
</listitem>
</itemizedlist>