The dissect_nwp function in epan/dissectors/packet-nwp.c in the NWP dissector in Wireshark 2.0.x before 2.0.1 mishandles the packet type, which allows remote attackers to cause a denial of service (application crash) via a crafted packet.
https://security.gentoo.org/glsa/201604-05
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=11726