CVE-2017-16879

Name	CVE-2017-16879
Description	Stack-based buffer overflow in the _nc_write_entry function in tinfo/write_entry.c in ncurses 6.0 allows attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted terminfo file, as demonstrated by tic.
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	882620

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
ncurses (PTS)	stretch	6.0+20161126-1+deb9u2	fixed
	buster	6.1+20181013-2+deb10u2	fixed
	bullseye, sid	6.2+20201114-2	fixed

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

Package	Type	Release	Fixed Version	Debian Bugs
ncurses	source	jessie	5.9+20140913-1+deb8u3
ncurses	source	stretch	6.0+20161126-1+deb9u2
ncurses	source	(unstable)	6.0+20171125-1	882620

Notes

[wheezy] - ncurses <ignored> (Minor issue)
PoC https://packetstormsecurity.com/files/download/145045/tic-overflow.tgz
http://invisible-island.net/ncurses/NEWS.html#t20171125