CVE-2025-27835 Memory corruption in n/a

High 7.8 Published Updated

A buffer overflow in Ghostscript allows attackers to execute arbitrary code or cause denial of service via crafted glyph conversions.

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-2025-27835?

CVE-2025-27835 is a high-severity memory corruption vulnerability in Artifex Ghostscript, published on 25 Mar 2025. 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 10.05.0. A buffer overflow occurs when converting glyphs to Unicode in psi/zbfont.c.

Weakness: CWE-120

Which versions are affected by CVE-2025-27835?

It affects 1 product.

Products include Artifex Ghostscript.

How do I fix CVE-2025-27835?

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-2025-27835 being exploited?

There is no known exploitation of CVE-2025-27835 in the wild and no public exploit code.

All Artifex Ghostscript vulnerabilities

Sources

Also known as ALPINE-CVE-2025-27835, BELL-CVE-2025-27835, DEBIAN-CVE-2025-27835, GHSA-gj36-hrrj-wvg8, MINI-phxp-x466-79m8, UBUNTU-CVE-2025-27835.

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