In Wireshark 2.2.0 to 2.2.5 and 2.0.0 to 2.0.11, the WSP dissector could go into an infinite loop, triggered by packet injection or a malformed capture file. This was addressed in epan/dissectors/packet-wsp.c by adding a length check.
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=13581
https://code.wireshark.org/review/gitweb?p=wireshark.git%3Ba=commit%3Bh=f55cbcde2c8f74b652add4450b0592082eb6acff
https://www.wireshark.org/security/wnpa-sec-2017-21.html
Source: Mitre, NVD
Published: 2017-04-12
Base Score: 7.8
Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C
Severity: High
Base Score: 7.5
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H