USN-7904-1: Ghostscript vulnerabilities

Publication date

3 December 2025

Overview

Ghostscript could be made to crash if it wrote certain files.


Packages

Details

Piotr Kajda discovered that Ghostscript incorrectly handled writing certain
files. An attacker could possibly use this issue to cause Ghostscript to
crash, resulting in a denial of service.

Piotr Kajda discovered that Ghostscript incorrectly handled writing certain
files. An attacker could possibly use this issue to cause Ghostscript to
crash, resulting in a denial of service.

Update instructions

In general, a standard system update will make all the necessary changes.

Learn more about how to get the fixes.

The problem can be corrected by updating your system to the following package versions:

Ubuntu Release Package Version
20.04 LTS focal ghostscript –  9.50~dfsg-5ubuntu4.15+esm2  
libgs9 –  9.50~dfsg-5ubuntu4.15+esm2  
18.04 LTS bionic ghostscript –  9.26~dfsg+0-0ubuntu0.18.04.18+esm5  
libgs9 –  9.26~dfsg+0-0ubuntu0.18.04.18+esm5  
16.04 LTS xenial ghostscript –  9.26~dfsg+0-0ubuntu0.16.04.14+esm10  
libgs9 –  9.26~dfsg+0-0ubuntu0.16.04.14+esm10  

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