In Wireshark 2.4.0 to 2.4.3 and 2.2.0 to 2.2.11, the JSON, XML, NTP, XMPP, and GDB dissectors could crash. This was addressed in epan/tvbparse.c by limiting the recursion depth.
http://www.securityfocus.com/bid/102504
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=14253
https://lists.debian.org/debian-lts-announce/2018/01/msg00032.html
Source: MITRE
Published: 2018-01-11
Updated: 2019-03-12
Type: CWE-119
Base Score: 5
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P
Impact Score: 2.9
Exploitability Score: 10
Severity: MEDIUM
Base Score: 7.5
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Impact Score: 3.6
Exploitability Score: 3.9
Severity: HIGH