CVE-2016-9844

Name	CVE-2016-9844
Description	Buffer overflow in the zi_short function in zipinfo.c in Info-Zip UnZip 6.0 allows remote attackers to cause a denial of service (crash) via a large compression method value in the central directory file header.
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	DLA-741-1
Debian Bugs	847486

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
unzip (PTS)	stretch	6.0-21+deb9u2	fixed
	buster	6.0-23+deb10u2	fixed
	bookworm, sid, bullseye	6.0-26	fixed

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

Package	Type	Release	Fixed Version	Origin	Debian Bugs
unzip	source	wheezy	6.0-8+deb7u6	DLA-741-1
unzip	source	jessie	6.0-16+deb8u3
unzip	source	(unstable)	6.0-21		847486

Notes

https://launchpad.net/bugs/1643750
https://www.openwall.com/lists/oss-security/2016/12/05/13
Proposed patch in https://www.openwall.com/lists/oss-security/2016/12/05/19