In Wireshark 2.2.0 to 2.2.5 and 2.0.0 to 2.0.11, the PacketBB dissector could crash, triggered by packet injection or a malformed capture file. This was addressed in epan/dissectors/packet-packetbb.c by restricting additions to the protocol tree.
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2017-7747.json"