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Ubuntu 20.04: Ghostscript Important DoS Vulnerability USN-7904-1

ubuntu
Calendar Grey December 3, 2025
Dist Ubuntu Esm H88
Ghostscript's improper file handling could lead to crashes. Immediate update is recommended for Ubuntu systems.
Ghostscript could be made to crash if it wrote certain files.

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.

Topics%20covered

Topics Covered

security advisory denial of service software update ghostscript Ubuntu important

Update Instructions

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.

References

https://ubuntu.com/security/notices/USN-7904-1

CVE-2025-59798, CVE-2025-59799

Severity
important
Lowest
Low
Medium
High
Critical

Ubuntu Security Notice USN-7904-1

Topics%20covered

Topics Covered

security advisory denial of service software update ghostscript Ubuntu important

Package Information

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