In Wireshark 2.4.0 to 2.4.12 and 2.6.0 to 2.6.6, the ASN.1 BER and related dissectors could crash. This was addressed in epan/dissectors/packet-ber.c by preventing a buffer overflow associated with excessive digits in time values.
https://www.wireshark.org/security/wnpa-sec-2019-06.html
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=15447
http://www.securityfocus.com/bid/107203
https://www.debian.org/security/2019/dsa-4416
https://seclists.org/bugtraq/2019/Mar/35
https://lists.debian.org/debian-lts-announce/2019/03/msg00031.html
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00007.html
http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00027.html
https://usn.ubuntu.com/3986-1/
http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00027.html
Source: MITRE
Published: 2019-02-28
Updated: 2022-04-05
Type: CWE-787
Base Score: 4.3
Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P
Impact Score: 2.9
Exploitability Score: 8.6
Severity: MEDIUM
Base Score: 5.5
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Impact Score: 3.6
Exploitability Score: 1.8
Severity: MEDIUM