It was reported that Wireshark's MMSE could loop infinitely. It may be possible to make Wireshark crash by injecting a malformed packet onto the wire or by convincing someone to read a malformed packet trace file.
Created wireshark tracking bugs for this issue:
Affects: fedora-all [bug 1361146]
wireshark-2.1.1-1.fc24 has been pushed to the Fedora 24 stable repository. If problems still persist, please make note of it in this bug report.