PowerDNS Authoritative daemon , pdns versions 4.0.x before 4.0.9, 4.1.x before 4.1.11, exiting when encountering a serial between 2^31 and 2^32-1 while trying to notify a slave leads to DoS.
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-10203.json"