A flaw was found in the AD DC NBT server in all Samba versions before 4.10.17, before 4.11.11 and before 4.12.4. A samba user could send an empty UDP packet to cause the samba server to crash.
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-14303.json"