In Wireshark 2.4.0 to 2.4.2 and 2.2.0 to 2.2.10, the NetBIOS dissector could crash. This was addressed in epan/dissectors/packet-netbios.c by ensuring that write operations are bounded by the beginning of a buffer.
https://www.wireshark.org/security/wnpa-sec-2017-48.html
https://www.debian.org/security/2017/dsa-4060
https://lists.debian.org/debian-lts-announce/2017/12/msg00029.html