configuration included the "tkey-gssapi-credential"
option. This has been fixed. [GL #2634]
+5616. [security] named crashed when a DNAME record placed in the ANSWER
+ section during DNAME chasing turned out to be the final
+ answer to a client query. (CVE-2021-25215) [GL #2540]
+
5615. [security] Insufficient IXFR checks could result in named serving a
zone without an SOA record at the apex, leading to a
RUNTIME_CHECK assertion failure when the zone was