CVE-2016-7943

Name	CVE-2016-7943
Description	The XListFonts function in X.org libX11 before 1.6.4 might allow remote X servers to gain privileges via vectors involving length fields, which trigger out-of-bounds write operations.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
References	DLA-684-1
Debian Bugs	840439

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
libx11 (PTS)	bullseye (security), bullseye	2:1.7.2-1+deb11u2	fixed
	bookworm, bookworm (security)	2:1.8.4-2+deb12u2	fixed
	forky, sid, trixie	2:1.8.12-1	fixed

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

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
libx11	source	wheezy	2:1.5.0-1+deb7u3		DLA-684-1
libx11	source	jessie	2:1.6.2-3+deb8u1
libx11	source	(unstable)	2:1.6.4-1	low		840439

https://cgit.freedesktop.org/xorg/lib/libX11/commit/?id=8c29f1607a31dac0911e45a0dd3d74173822b3c9