Vulnerability 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.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Artifex | Ghostscript | <= 9.20 |
Related Weaknesses (CWE)
References
- http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commitdiff%3Bh=f5c7555c303
- http://rhn.redhat.com/errata/RHSA-2017-0013.html
- http://rhn.redhat.com/errata/RHSA-2017-0014.html
- http://www.debian.org/security/2016/dsa-3691
- http://www.openwall.com/lists/oss-security/2016/10/11/5Mailing ListPatchThird Party Advisory
- http://www.openwall.com/lists/oss-security/2016/10/11/7Mailing ListPatchThird Party Advisory
- http://www.securityfocus.com/bid/95311Third Party AdvisoryVDB Entry
- https://bugs.ghostscript.com/show_bug.cgi?id=697203Issue TrackingPatch
- https://bugzilla.redhat.com/show_bug.cgi?id=1383940Issue TrackingPatch
- https://ghostscript.com/doc/9.21/History9.htmPatchVendor Advisory
- https://security.gentoo.org/glsa/201702-31
- http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commitdiff%3Bh=f5c7555c303
- http://rhn.redhat.com/errata/RHSA-2017-0013.html
- http://rhn.redhat.com/errata/RHSA-2017-0014.html
- http://www.debian.org/security/2016/dsa-3691
FAQ
What is CVE-2016-8602?
CVE-2016-8602 is a vulnerability with a CVSS score of 7.8 (HIGH). 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...
How severe is CVE-2016-8602?
CVE-2016-8602 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2016-8602?
Check the references section above for vendor advisories and patch information. Affected products include: Artifex Ghostscript.