CVE-2016-7978

Name	CVE-2016-7978
Description	Use-after-free vulnerability in Ghostscript 9.20 might allow remote attackers to execute arbitrary code via vectors related to a reference leak in .setdevice.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
References	DLA-674-1, DSA-3691-1
Debian Bugs	839845

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
ghostscript (PTS)	bullseye	9.53.3~dfsg-7+deb11u7	fixed
	bullseye (security)	9.53.3~dfsg-7+deb11u9	fixed
	bookworm	10.0.0~dfsg-11+deb12u5	fixed
	bookworm (security)	10.0.0~dfsg-11+deb12u6	fixed
	sid, trixie	10.04.0~dfsg-2	fixed

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

Package	Type	Release	Fixed Version	Origin	Debian Bugs
ghostscript	source	wheezy	9.05~dfsg-6.3+deb7u3	DLA-674-1
ghostscript	source	jessie	9.06~dfsg-2+deb8u3	DSA-3691-1
ghostscript	source	(unstable)	9.19~dfsg-3.1		839845

Notes

Upstream bug: http://bugs.ghostscript.com/show_bug.cgi?id=697179
Reproducer: http://bugs.ghostscript.com/show_bug.cgi?id=697179#c0
Patch: https://git.ghostscript.com/?p=ghostpdl.git;h=6f749c0c44e7b9e09737b9f29edf29925a34f0cf
https://www.openwall.com/lists/oss-security/2016/10/05/7