CVE-2018-16540
UnknownEPSS 1.56%
Last modified
CVE-2018-16540 is a vulnerability of currently unknown severity. In Artifex Ghostscript before 9.24, attackers able to supply crafted PostScript files to the builtin PDF14 converter could use a use-after-free in copydevice handling to crash the interpreter or possibly have unspecified other impact.. EPSS estimates a 1.56% chance of exploitation in the next 30 days.
Description
In Artifex Ghostscript before 9.24, attackers able to supply crafted PostScript files to the builtin PDF14 converter could use a use-after-free in copydevice handling to crash the interpreter or possibly have unspecified other impact.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Artifex | Ghostscript | < 9.24 |
| Redhat | Openshift Container Platform | 3.11 |
| Redhat | Enterprise Linux | 7.0 |
| Redhat | Enterprise Linux Desktop | 7.0 |
| Redhat | Enterprise Linux Server | 7.0 |
| Redhat | Enterprise Linux Server | 7.6 |
| Redhat | Enterprise Linux Server Aus | 7.6 |
| Redhat | Enterprise Linux Server Eus | 7.5 |
| Redhat | Enterprise Linux Server Eus | 7.6 |
| Redhat | Enterprise Linux Server Tus | 7.6 |
| Redhat | Enterprise Linux Workstation | 7.0 |
| Debian | Debian Linux | 8.0 |
| Debian | Debian Linux | 9.0 |
| Canonical | Ubuntu Linux | 14.04 |
| Canonical | Ubuntu Linux | 16.04 |
| Canonical | Ubuntu Linux | 18.04 |
References
- https://access.redhat.com/errata/RHBA-2019:0327Third Party Advisory
- https://access.redhat.com/errata/RHSA-2019:0229Third Party Advisory
- https://bugs.ghostscript.com/show_bug.cgi?id=699661Issue Tracking, Permissions Required, Vendor Advisory
- https://lists.debian.org/debian-lts-announce/2018/09/msg00015.htmlMailing List, Third Party Advisory
- https://security.gentoo.org/glsa/201811-12Third Party Advisory
- https://usn.ubuntu.com/3768-1/Third Party Advisory
- https://www.artifex.com/news/ghostscript-security-resolved/Patch, Vendor Advisory
- https://www.debian.org/security/2018/dsa-4288Third Party Advisory
- https://access.redhat.com/errata/RHBA-2019:0327Third Party Advisory
- https://access.redhat.com/errata/RHSA-2019:0229Third Party Advisory
- https://bugs.ghostscript.com/show_bug.cgi?id=699661Issue Tracking, Permissions Required, Vendor Advisory
- https://lists.debian.org/debian-lts-announce/2018/09/msg00015.htmlMailing List, Third Party Advisory
- https://security.gentoo.org/glsa/201811-12Third Party Advisory
- https://usn.ubuntu.com/3768-1/Third Party Advisory
- https://www.artifex.com/news/ghostscript-security-resolved/Patch, Vendor Advisory
- https://www.debian.org/security/2018/dsa-4288Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2018-16540?
In Artifex Ghostscript before 9.24, attackers able to supply crafted PostScript files to the builtin PDF14 converter could use a use-after-free in copydevice handling to crash the interpreter or possibly have unspecified other impact.
How severe is CVE-2018-16540?
Severity scoring for CVE-2018-16540 is pending analysis. The EPSS model estimates a 1.56% probability of exploitation in the next 30 days.
How do I fix CVE-2018-16540?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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