In Wireshark 3.0.0 to 3.0.3 and 2.6.0 to 2.6.10, the Gryphon dissector could go into an infinite loop. This was addressed in plugins/epan/gryphon/packet-gryphon.c by checking for a message length of zero.
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2019-16319.json"