SB2025120341 - Ubuntu update for ghostscript



SB2025120341 - Ubuntu update for ghostscript

Published: December 3, 2025

Security Bulletin ID SB2025120341
Severity
High
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

High 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 secuirty vulnerabilities.


1) Stack-based buffer overflow (CVE-ID: CVE-2025-59799)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error within the pdfmark_coerce_dest() function in devices/vector/gdevpdfm.c. A remote attacker can trick the victim into opening a specially crafted file to trigger a stack-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


2) Stack-based buffer overflow (CVE-ID: CVE-2025-59798)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error within the pdf_write_cmap() function in devices/vector/gdevpdtw.c. A remote attacker can trick the victim into opening a specially crafted file to trigger a stack-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


Remediation

Install update from vendor's website.