CVE-2018-16511 Memory corruption in n/a
Remote attackers can cause a crash or potentially execute code via crafted PostScript files due to a type confusion in Ghostscript.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2018-16511?
CVE-2018-16511 is a high-severity memory corruption vulnerability in Artifex Ghostscript, published on 5 Sep 2018. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
An issue was discovered in Artifex Ghostscript before 9.24. A type confusion in "ztype" could be used by remote attackers able to supply crafted PostScript to crash the interpreter or possibly have unspecified other impact.
Weakness: CWE-704
Which versions are affected by CVE-2018-16511?
It affects 9 products.
Products include Artifex Ghostscript, Canonical Ubuntu Linux, Debian Debian Linux, Redhat Enterprise Linux Desktop, Redhat Enterprise Linux Server, Redhat Enterprise Linux Server Aus and 3 more.
How do I fix CVE-2018-16511?
Upgrade to a fixed version.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2018-16511 being exploited?
There is no known exploitation of CVE-2018-16511 in the wild and no public exploit code.
Other vulnerabilities in Artifex Ghostscript
Sources
Also known as DEBIAN-CVE-2018-16511, GHSA-vxh8-pqmf-3m72, UBUNTU-CVE-2018-16511.