Improper Input Validation Affecting ghostscript-cups package, versions <0:9.07-20.el7_3.1
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Test your applications- Snyk ID SNYK-CENTOS7-GHOSTSCRIPTCUPS-2076839
- published 26 Jul 2021
- disclosed 8 Oct 2016
How to fix?
Upgrade Centos:7 ghostscript-cups to version 0:9.07-20.el7_3.1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream ghostscript-cups package and not the ghostscript-cups package as distributed by Centos.
See How to fix? for Centos:7 relevant fixed versions and status.
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.
References
- http://www.securityfocus.com/bid/95311
- http://git.ghostscript.com/?p=ghostpdl.git;a=commitdiff;h=f5c7555c303
- https://bugs.ghostscript.com/show_bug.cgi?id=697203
- https://bugzilla.redhat.com/show_bug.cgi?id=1383940
- https://ghostscript.com/doc/9.21/History9.htm
- https://access.redhat.com/security/cve/CVE-2016-8602
- http://www.debian.org/security/2016/dsa-3691
- https://security.gentoo.org/glsa/201702-31
- http://www.openwall.com/lists/oss-security/2016/10/11/5
- http://www.openwall.com/lists/oss-security/2016/10/11/7
- http://rhn.redhat.com/errata/RHSA-2017-0013.html
- http://rhn.redhat.com/errata/RHSA-2017-0014.html
- https://access.redhat.com/errata/RHSA-2017:0013
- http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commitdiff%3Bh=f5c7555c303