Description
Multiple code execution vulnerabilities exist in the IFFOutput::close() functionality of OpenImageIO Project OpenImageIO v2.4.4.2. A specially crafted ImageOutput Object can lead to a heap buffer overflow. An attacker can provide malicious input to trigger these vulnerabilities.This vulnerability arises when the `ymax` variable is set to 0xFFFF and `m_spec.format` is `TypeDesc::UINT16`
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| OpenImageIO Project | OpenImageIO | v2.4.4.2 | — |
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 | openimageio | 2.4.7.1+dfsg-2 | — |
| Debian 13 | openimageio | 2.4.7.1+dfsg-2 | — |
| Debian 12 | openimageio | 2.4.7.1+dfsg-2 | — |
| Debian 11 | openimageio | 2.2.10.1+dfsg-1+deb11u1 | DSA-5384-1 |
| Debian 10 | openimageio | 2.0.5~dfsg0-1+deb10u1 | DLA-3382-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 26.10 | openimageio | No fix yet | — |
| Ubuntu 25.10 | openimageio | No fix yet | — |
| Ubuntu 22.04 LTS | openimageio | No fix yet | — |
Show 5 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 26.04 LTS | openimageio | No fix yet | — |
| Ubuntu Pro 24.04 LTS | openimageio | No fix yet | — |
| Ubuntu Pro 20.04 LTS | openimageio | No fix yet | — |
| Ubuntu Pro 18.04 LTS | openimageio | No fix yet | — |
| Ubuntu Pro 16.04 LTS | openimageio | No fix yet | — |
Advisories 2
- DSA-5384-1 openimageio - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DLA-3382-1 openimageio - security update Debian Security (DSA / DLA) · Mar 9, 2026