CVE-2016-9601: Artifex Gpl Ghostscript

Medium severity, CVSS 5.5. EPSS: 1.7% chance of exploitation in the next 30 days.

ghostscript before version 9.21 is vulnerable to a heap based buffer overflow that was found in the ghostscript jbig2_decode_gray_scale_image function which is used to decode halftone segments in a JBIG2 image. A document (PostScript or PDF) with an embedded, specially crafted, jbig2 image could trigger a segmentation fault in ghostscript.

Affected products

• Artifex Gpl Ghostscript: before 9.21 (fixed in 9.21)
• Artifex JBIG2DEC: up to and including 0.13
• Debian Debian Linux: version 8.0 only; version 9.0 only

Published 2018-04-24. Last modified 2026-06-17.