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Ubuntu 20.04: Ghostscript Important DoS Vulnerability USN-7904

Linuxsecurity •LinuxSecurity Advisories • December 3, 2025

A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 20.04 LTS - Ubuntu 18.04 LTS - Ubuntu 16.04 LTS Summary: Ghostscript could be made to crash if it wrote certain files. Software Description: - ghostscript: PostScript and PDF interpreter 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.

The problem can be corrected by updating your system to the following package versions: Ubuntu 20.04 LTS ghostscript 9.50~dfsg-5ubuntu4.15+esm2 Available with Ubuntu Pro libgs9 9.50~dfsg-5ubuntu4.15+esm2 Available with Ubuntu Pro Ubuntu 18.04 LTS ghostscript 9.26~dfsg+0-0ubuntu0.18.04.18+esm5 Available with Ubuntu Pro libgs9 9.26~dfsg+0-0ubuntu0.18.04.18+esm5 Available with Ubuntu Pro Ubuntu 16.04 LTS ghostscript 9.26~dfsg+0-0ubuntu0.16.04.14+esm10 Available with Ubuntu Pro libgs9 9.26~dfsg+0-0ubuntu0.16.04.14+esm10 Available with Ubuntu Pro In general, a standard system update will make all the necessary changes.

CVE-2025-59798, CVE-2025-59799

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This article is one source in a clustered incident — the cluster page carries the summary, timeline and every other outlet covering it.

Ubuntu Ghostscript Vulnerability Leads to DoS Risk A denial of service vulnerability has been identified in Ghostscript affecting Ubuntu 20.04 LTS and its derivatives. Discovered by Piotr Kajda, the flaw allows an attacker to cause Ghostscript to crash by improperly handling certain file writes. 2 sources 36

Extracted Entities

Ubuntu 20.04: Ghostscript Important DoS Vulnerability USN-7904

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Extracted Entities

Attack Types (1)

Companies (1)

CVEs (2)

Vulnerabilities (1)