Description
The gx_ttfReader__Read function in base/gxttfb.c in Artifex Ghostscript GhostXPS 9.21 allows remote attackers to cause a denial of service (heap-based buffer over-read and application crash) or possibly have unspecified other impact via a crafted 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-1 | — |
| Debian 13 | ghostscript | 9.22~dfsg-1 | — |
| Debian 12 | ghostscript | 9.22~dfsg-1 | — |
| Debian 9 | ghostscript | 9.20~dfsg-3.2+deb9u1 | DSA-3986-1 |
| Debian 8 | ghostscript | 9.06~dfsg-2+deb8u6 | DSA-3986-1 |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 7 | ghostscript | 9.05~dfsg-6.3+deb7u7 | DLA-1048-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 16.04 LTS | ghostscript | 9.18~dfsg~0-0ubuntu2.7 | USN-3403-1 |
| Ubuntu 14.04 LTS | ghostscript | 9.10~dfsg-0ubuntu10.10 | USN-3403-1 |
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 |
| SLES 11 SP4 | ghostscript-library | 8.62-32.47.7.1 | SUSE-SU-2018:1140-1 |
Show 3 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 |
| SLES for SAP 11 SP4 | ghostscript-library | 8.62-32.47.7.1 | SUSE-SU-2018:1140-1 |
Advisories 5
- USN-3403-1 ghostscript vulnerabilities Ubuntu Security Notices (USN) · Apr 22, 2026
- DSA-3986-1 ghostscript - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DLA-1048-1 ghostscript - security update Debian Security (DSA / DLA) · Mar 9, 2026
- SUSE-SU-2018:1140-1 Security update for ghostscript-library SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2018:0407-1 Security update for ghostscript SUSE / openSUSE Security Updates · Feb 4, 2026
References
- GLSA-201811-12 vendor-advisory
- http://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3Bh=937ccd17ac65935633b2ebc06cb7089b91e17e6b
- DSA-3986 vendor-advisory
- 99999 vdb-entry
- http://bugs.ghostscript.com/show_bug.cgi?id=698056