BIND9 is vulnerable to denial of service. An attacker who is allowed to change zone content could introduce a malicious record in order to cause a denial of service condition.
lists.opensuse.org/opensuse-security-announce/2020-10/msg00041.html
lists.opensuse.org/opensuse-security-announce/2020-10/msg00044.html
kb.isc.org/docs/cve-2020-8619
lists.fedoraproject.org/archives/list/[email protected]/message/CNFTTYJ5JJJJ6QG3AHXJGDIIEYMDFWFW/
lists.fedoraproject.org/archives/list/[email protected]/message/EIOXMJX4N3LBKC65OXNBE52W4GAS7QEX/
security.netapp.com/advisory/ntap-20200625-0003/
usn.ubuntu.com/4399-1/
www.debian.org/security/2020/dsa-4752