Description
The fill_threshhold_buffer function in base/gxht_thresh.c in Artifex Software, Inc. Ghostscript 9.20 allows remote attackers to cause a denial of service (heap-based buffer overflow and application crash) or possibly have unspecified other impact via a crafted PostScript document.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | ghostscript | 9.22~dfsg-2.1 | — |
| Debian 13 | ghostscript | 9.22~dfsg-2.1 | — |
| Debian 12 | ghostscript | 9.22~dfsg-2.1 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 18.04 LTS | ghostscript | 9.22~dfsg+1-0ubuntu1.1 | USN-3636-1 |
| Ubuntu 16.04 LTS | ghostscript | 9.18~dfsg~0-0ubuntu2.8 | USN-3636-1 |
| Ubuntu 14.04 LTS | ghostscript | 9.10~dfsg-0ubuntu10.12 | USN-3636-1 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 12 SP3 | ghostscript | 9.15-23.7.1 | SUSE-SU-2018:0407-1 |
| SLES 12 SP2 | ghostscript | 9.15-23.7.1 | SUSE-SU-2018:0407-1 |
Show 2 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES for SAP 12 SP3 | ghostscript | 9.15-23.7.1 | SUSE-SU-2018:0407-1 |
| SLES for SAP 12 SP2 | ghostscript | 9.15-23.7.1 | SUSE-SU-2018:0407-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | ghostscript | 9.54.0-2.2 | openSUSE-SU-2024:10783-1 |
Advisories 3
- USN-3636-1 ghostscript vulnerabilities Ubuntu Security Notices (USN) · Apr 22, 2026
- openSUSE-SU-2024:10783-1 ghostscript-9.54.0-2.2 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2018:0407-1 Security update for ghostscript SUSE / openSUSE Security Updates · Feb 4, 2026
References
- https://bugs.ghostscript.com/show_bug.cgi?id=697459
- USN-3636-1 vendor-advisory
- 97410 vdb-entry