CVE-2017-13723

Name	CVE-2017-13723
Description	In X.Org Server (aka xserver and xorg-server) before 1.19.4, a local attacker authenticated to the X server could overflow a global buffer, causing crashes of the X server or potentially other problems by injecting large or malformed XKB related atoms and accessing them via xkbcomp.
Source	CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
References	DLA-1186-1, DSA-4000-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
xorg-server (PTS)	bookworm	2:21.1.7-3+deb12u12	fixed
	bookworm (security)	2:21.1.7-3+deb12u13	fixed
	trixie (security), trixie	2:21.1.16-1.3+deb13u3	fixed
	forky, sid	2:21.1.24-1	fixed

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

Package	Type	Release	Fixed Version	Origin
xorg-server	source	wheezy	2:1.12.4-6+deb7u8	DLA-1186-1
xorg-server	source	jessie	2:1.16.4-1+deb8u2	DSA-4000-1
xorg-server	source	stretch	2:1.19.2-1+deb9u2	DSA-4000-1
xorg-server	source	(unstable)	2:1.19.4-1

https://cgit.freedesktop.org/xorg/xserver/commit/?id=94f11ca5cf011ef123bd222cabeaef6f424d76ac
This is in libxkbfile in wheezy