Description
A memory allocation failure was discovered in the ReadPNMImage function in coders/pnm.c in GraphicsMagick 1.3.26. The vulnerability causes a big memory allocation, which may lead to remote denial of service in the MagickRealloc function in magick/memory.c.
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 | 1.3.26-9 | — |
| Debian 13 | graphicsmagick | 1.3.26-9 | — |
| Debian 12 | graphicsmagick | 1.3.26-9 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 16.04 LTS | graphicsmagick | 1.3.23-1ubuntu0.2 | USN-4206-1 |
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+esm1 | — |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 12 SP3 | ImageMagick | 6.8.8.1-71.20.1 | SUSE-SU-2018:0017-1 |
| SLES 12 SP2 | ImageMagick | 6.8.8.1-71.20.1 | SUSE-SU-2018:0017-1 |
| SLES 11 SP4 | GraphicsMagick | 1.2.5-4.78.28.2 | SUSE-SU-2018:0197-1 |
| SLES 11 SP4 | ImageMagick | 6.4.3.6-7.78.17.1 | SUSE-SU-2018:0043-1 |
Show 4 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SUSE Studio Onsite 1.3 | GraphicsMagick | 1.2.5-4.78.28.2 | SUSE-SU-2018:0197-1 |
| SLES for SAP 12 SP3 | ImageMagick | 6.8.8.1-71.20.1 | SUSE-SU-2018:0017-1 |
| SLES for SAP 12 SP2 | ImageMagick | 6.8.8.1-71.20.1 | SUSE-SU-2018:0017-1 |
| SLES for SAP 11 SP4 | ImageMagick | 6.4.3.6-7.78.17.1 | SUSE-SU-2018:0043-1 |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.24 | graphicsmagick | 1.3.26-r5 | — |
| Alpine v3.23 | graphicsmagick | 1.3.26-r5 | — |
| Alpine v3.22 | graphicsmagick | 1.3.26-r5 | — |
| Alpine v3.21 | graphicsmagick | 1.3.26-r5 | — |
| Alpine v3.20 | graphicsmagick | 1.3.26-r5 | — |
Show 11 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.19 | graphicsmagick | 1.3.26-r5 | — |
| Alpine v3.18 | graphicsmagick | 1.3.26-r5 | — |
| Alpine v3.17 | graphicsmagick | 1.3.26-r5 | — |
| Alpine v3.16 | graphicsmagick | 1.3.26-r5 | — |
| Alpine v3.15 | graphicsmagick | 1.3.26-r5 | — |
| Alpine v3.14 | graphicsmagick | 1.3.26-r5 | — |
| Alpine v3.13 | graphicsmagick | 1.3.26-r5 | — |
| Alpine v3.12 | graphicsmagick | 1.3.26-r5 | — |
| Alpine v3.11 | graphicsmagick | 1.3.26-r5 | — |
| Alpine v3.10 | graphicsmagick | 1.3.26-r5 | — |
| Alpine v3.9 | graphicsmagick | 1.3.26-r5 | — |
Advisories 4
- USN-4206-1 graphicsmagick vulnerabilities Ubuntu Security Notices (USN) · Apr 22, 2026
- SUSE-SU-2018:0197-1 Security update for GraphicsMagick SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2018:0017-1 Security update for ImageMagick SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2018:0043-1 Security update for ImageMagick SUSE / openSUSE Security Updates · Feb 4, 2026