Description
GraphicsMagick 1.3.26 has a denial of service issue in ReadJNXImage() in coders/jnx.c whereby large amounts of CPU and memory resources may be consumed although the file itself does not support the requests.
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 | graphicsmagick | 1.3.26-8 | — |
| Debian 13 | graphicsmagick | 1.3.26-8 | — |
| Debian 12 | graphicsmagick | 1.3.26-8 | — |
| Debian 9 | graphicsmagick | 1.3.30+hg15796-1~deb9u1 | DSA-4321-1 |
| Debian 8 | graphicsmagick | 1.3.20-3+deb8u4 | DLA-1456-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 16.04 LTS | graphicsmagick | 1.3.23-1ubuntu0.3 | USN-4222-1 |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 14.04 LTS | graphicsmagick | 1.3.18-1ubuntu3.1+esm3 | — |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.24 | graphicsmagick | 1.3.26-r3 | — |
| Alpine v3.23 | graphicsmagick | 1.3.26-r3 | — |
| Alpine v3.22 | graphicsmagick | 1.3.26-r3 | — |
| Alpine v3.21 | graphicsmagick | 1.3.26-r3 | — |
| Alpine v3.20 | graphicsmagick | 1.3.26-r3 | — |
Show 11 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.19 | graphicsmagick | 1.3.26-r3 | — |
| Alpine v3.18 | graphicsmagick | 1.3.26-r3 | — |
| Alpine v3.17 | graphicsmagick | 1.3.26-r3 | — |
| Alpine v3.16 | graphicsmagick | 1.3.26-r3 | — |
| Alpine v3.15 | graphicsmagick | 1.3.26-r3 | — |
| Alpine v3.14 | graphicsmagick | 1.3.26-r3 | — |
| Alpine v3.13 | graphicsmagick | 1.3.26-r3 | — |
| Alpine v3.12 | graphicsmagick | 1.3.26-r3 | — |
| Alpine v3.11 | graphicsmagick | 1.3.26-r3 | — |
| Alpine v3.10 | graphicsmagick | 1.3.26-r3 | — |
| Alpine v3.9 | graphicsmagick | 1.3.26-r3 | — |
Advisories 3
- USN-4222-1 graphicsmagick vulnerabilities Ubuntu Security Notices (USN) · Apr 22, 2026
- DSA-4321-1 graphicsmagick - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DLA-1456-1 graphicsmagick - security update Debian Security (DSA / DLA) · Mar 9, 2026
References
- http://openwall.com/lists/oss-security/2017/08/31/3
- DSA-4321 vendor-advisory
- 100570 vdb-entry
- [debian-lts-announce] 20180803 [SECURITY] [DLA 1456-1] graphicsmagick security update mailing-list
- http://hg.code.sf.net/p/graphicsmagick/code/rev/b037d79b6ccd
- FEDORA-2019-da4c20882c vendor-advisory
- FEDORA-2019-425a1aa7c9 vendor-advisory
- USN-4222-1 vendor-advisory