CVE-2018-18384

Name	CVE-2018-18384
Description	Info-ZIP UnZip 6.0 has a buffer overflow in list.c, when a ZIP archive has a crafted relationship between the compressed-size value and the uncompressed-size value, because a buffer size is 10 and is supposed to be 12.
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)
NVD severity	medium
Debian Bugs	741384

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+deb10u1	fixed
	bullseye, sid	6.0-26	fixed

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

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
unzip	source	(unstable)	6.0-11			741384

Notes

https://bugzilla.suse.com/show_bug.cgi?id=1110194
https://sourceforge.net/p/infozip/bugs/53/
The cfactorstr buffer was already increased to 12 with the
07-increase-size-of-cfactorstr.patch patch as applied for #741384
Upstream confirmed as well this is indeed enough as per
https://sourceforge.net/p/infozip/bugs/53/#ba07