CVE-2018-19409: Artifex Ghostscript

Critical severity, CVSS 9.8. EPSS: 7.8% chance of exploitation in the next 30 days.

An issue was discovered in Artifex Ghostscript before 9.26. LockSafetyParams is not checked correctly if another device is used.

Affected products

• Artifex Ghostscript: before 9.26 (fixed in 9.26)
• Canonical Ubuntu Linux: version 14.04 only; version 16.04 only; version 18.04 only; version 18.10 only
• Debian Debian Linux: version 8.0 only; version 9.0 only
• Red Hat Enterprise Linux Desktop: version 7.0 only
• Red Hat Enterprise Linux Server: version 7.0 only
• Red Hat Enterprise Linux Server Aus: version 7.6 only
• Red Hat Enterprise Linux Server Eus: version 7.6 only
• Red Hat Enterprise Linux Workstation: version 7.0 only

Published 2018-11-21. Last modified 2026-06-17.