Incorrect Type Conversion or Cast Affecting ghostscript package, versions <9.19~dfsg+1-0ubuntu6.2
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
Do your applications use this vulnerable package?
In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.
Test your applications- Snyk IDSNYK-UBUNTU1610-GHOSTSCRIPT-381664
- published14 Apr 2017
- disclosed14 Apr 2017
Introduced: 14 Apr 2017
CVE-2016-8602 (opens in a new tab)How to fix?
Upgrade Ubuntu:16.10 ghostscript to version 9.19~dfsg+1-0ubuntu6.2 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream ghostscript package and not the ghostscript package as distributed by Ubuntu.
See How to fix? for Ubuntu:16.10 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://people.ubuntu.com/~ubuntu-security/cve/CVE-2016-8602
- https://bugs.ghostscript.com/show_bug.cgi?id=697203
- http://www.debian.org/security/2016/dsa-3691
- https://security-tracker.debian.org/tracker/CVE-2016-8602
- https://security.gentoo.org/glsa/201702-31
- http://git.ghostscript.com/?p=ghostpdl.git;a=commitdiff;h=f5c7555c303
- https://ghostscript.com/doc/9.21/History9.htm
- http://www.openwall.com/lists/oss-security/2016/10/11/5
- http://www.openwall.com/lists/oss-security/2016/10/11/7
- https://bugzilla.redhat.com/show_bug.cgi?id=1383940
- http://rhn.redhat.com/errata/RHSA-2017-0013.html
- http://rhn.redhat.com/errata/RHSA-2017-0014.html
- http://www.securityfocus.com/bid/95311
- http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commitdiff%3Bh=f5c7555c303