Description
The .sethalftone5 function in psi/zht2.c in Ghostscript before 9.21 allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted Postscript document that calls .sethalftone5 with an empty operand stack.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a n/a
n/aaffected
References
- http://www.debian.org/security/2016/dsa-3691 ↗
- http://www.securityfocus.com/bid/95311 ↗
- http://rhn.redhat.com/errata/RHSA-2017-0013.html ↗
- http://rhn.redhat.com/errata/RHSA-2017-0014.html ↗
- http://www.openwall.com/lists/oss-security/2016/10/11/7 ↗
- http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commitdiff%3Bh=f5c7555c303 ↗
- https://bugs.ghostscript.com/show_bug.cgi?id=697203 ↗
- https://ghostscript.com/doc/9.21/History9.htm ↗
- https://security.gentoo.org/glsa/201702-31 ↗
- https://bugzilla.redhat.com/show_bug.cgi?id=1383940 ↗
- http://www.openwall.com/lists/oss-security/2016/10/11/5 ↗