Description
An integer overflow in a specified pitch and buffer-size computation leads to a heap out-of-bounds write when Orthanc DICOM Server decodes an attacker-supplied PNG.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Orthanc | DICOM Server | < 1.13.0 | 1.13.0 |
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 | orthanc | No fix yet | — |
| Debian 13 | orthanc | No fix yet | — |
| Debian 12 | orthanc | No fix yet | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 26.10 | orthanc | No fix yet | — |
| Ubuntu 26.04 LTS | orthanc | No fix yet | — |
| Ubuntu 24.04 LTS | orthanc | No fix yet | — |
| Ubuntu 22.04 LTS | orthanc | No fix yet | — |
| Ubuntu 20.04 LTS | orthanc | No fix yet | — |
Show 2 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 18.04 LTS | orthanc | No fix yet | — |
| Ubuntu 16.04 LTS | orthanc | No fix yet | — |
Advisories 1
- ICSMA-26-253-02 Orthanc DICOM Server CISA ICS & IT advisories · Sep 10, 2026