CVE-2016-4421

Name	CVE-2016-4421
Description	epan/dissectors/packet-ber.c in the ASN.1 BER dissector in Wireshark 1.12.x before 1.12.10 and 2.x before 2.0.2 allows remote attackers to cause a denial of service (deep recursion, stack consumption, and application crash) via a packet that specifies deeply nested data.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
References	DSA-3516-1
NVD severity	medium

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
wireshark (PTS)	stretch	2.6.7-1~deb9u1	fixed
	stretch (security)	2.6.20-0+deb9u1	fixed
	buster	2.6.20-0+deb10u1	fixed
	bullseye, sid	3.4.3-1	fixed

The information below is based on the following data on fixed versions.

Package	Type	Release	Fixed Version	Origin
wireshark	source	wheezy	1.8.2-5wheezy18	DSA-3516-1
wireshark	source	jessie	1.12.1+g01b65bf-4+deb8u5	DSA-3516-1
wireshark	source	(unstable)	2.0.2+ga16e22e-1

https://www.wireshark.org/security/wnpa-sec-2016-18.html
Affected versions: 2.0.0 to 2.0.1, 1.12.0 to 1.12.9
Fixed versions: 2.0.2, 1.12.10