The get_value function in epan/dissectors/packet-btatt.c in the Bluetooth Attribute (aka BT ATT) dissector in Wireshark 2.0.x before 2.0.1 uses an incorrect integer data type, which allows remote attackers to cause a denial of service (invalid write operation and application crash) via a crafted packet.
www.securityfocus.com/bid/79382
www.securitytracker.com/id/1034551
www.wireshark.org/security/wnpa-sec-2015-53.html
bugs.wireshark.org/bugzilla/show_bug.cgi?id=11817
code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=83bad0215dae54e77d34f8b187900125f672366e
security.gentoo.org/glsa/201604-05