Description
libjbig2dec.a in Artifex jbig2dec 0.13, as used in MuPDF and Ghostscript, has a NULL pointer dereference in the jbig2_huffman_get function in jbig2_huffman.c. For example, the jbig2dec utility will crash (segmentation fault) when parsing an invalid file.
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 | jbig2dec | 0.13-5 | — |
| Debian 13 | jbig2dec | 0.13-5 | — |
| Debian 12 | jbig2dec | 0.13-5 | — |
| Debian 9 | jbig2dec | 0.13-4.1+deb9u1 | DLA-2796-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 14.04 LTS | jbig2dec | No fix yet | — |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 16.04 LTS | jbig2dec | 0.12+20150918-1ubuntu0.1+esm2 | USN-5405-1 |
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 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | ghostscript | 9.54.0-2.2 | openSUSE-SU-2024:10783-1 |
Advisories 5
- USN-5405-1 jbig2dec vulnerabilities Ubuntu Security Notices (USN) · Jun 25, 2026
- DLA-2796-1 jbig2dec - security update Debian Security (DSA / DLA) · Mar 9, 2026
- openSUSE-SU-2024:10783-1 ghostscript-9.54.0-2.2 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2018:1140-1 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