CVE-2013-4396

Name	CVE-2013-4396
Description	Use-after-free vulnerability in the doImageText function in dix/dixfonts.c in the xorg-server module before 1.14.4 in X.Org X11 allows remote authenticated users to cause a denial of service (daemon crash) or possibly execute arbitrary code via a crafted ImageText request that triggers memory-allocation failure.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
References	DSA-2784-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
xorg-server (PTS)	buster	2:1.20.4-1+deb10u4	fixed
	buster (security)	2:1.20.4-1+deb10u14	fixed
	bullseye	2:1.20.11-1+deb11u11	fixed
	bullseye (security)	2:1.20.11-1+deb11u13	fixed
	bookworm	2:21.1.7-3+deb12u5	fixed
	bookworm (security)	2:21.1.7-3+deb12u7	fixed
	sid, trixie	2:21.1.12-1	fixed

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

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
xorg-server	source	squeeze	2:1.7.7-17		DSA-2784-1
xorg-server	source	wheezy	2:1.12.4-6+deb7u1		DSA-2784-1
xorg-server	source	(unstable)	2:1.14.3-4