Description
In OpenEXR 2.2.0, a crafted image causes a heap-based buffer over-read in the hufDecode function in IlmImf/ImfHuf.cpp during exrmaketiled execution; it may result in denial of service or possibly unspecified other impact.
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 | openexr | 2.2.0-11.1 | — |
| Debian 13 | openexr | 2.2.0-11.1 | — |
| Debian 12 | openexr | 2.2.0-11.1 | — |
| Debian 9 | openexr | 2.2.0-11+deb9u1 | DLA-2358-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 18.04 LTS | openexr | 2.2.0-11.1ubuntu1.1 | USN-4148-1 |
| Ubuntu 16.04 LTS | openexr | 2.2.0-10ubuntu2.1 | USN-4148-1 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 12 SP3 | openexr | 2.1.0-6.3.1 | SUSE-SU-2018:0585-1 |
| SLES 12 SP2 | openexr | 2.1.0-6.3.1 | SUSE-SU-2018:0585-1 |
| SLES 11 SP4 | OpenEXR | 1.6.1-83.17.3.1 | SUSE-SU-2018:0587-1 |
Show 3 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES for SAP 12 SP3 | openexr | 2.1.0-6.3.1 | SUSE-SU-2018:0585-1 |
| SLES for SAP 12 SP2 | openexr | 2.1.0-6.3.1 | SUSE-SU-2018:0585-1 |
| SLES for SAP 11 SP4 | OpenEXR | 1.6.1-83.17.3.1 | SUSE-SU-2018:0587-1 |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.24 | openexr | 2.4.0-r0 | — |
| Alpine v3.23 | openexr | 2.4.0-r0 | — |
| Alpine v3.22 | openexr | 2.4.0-r0 | — |
| Alpine v3.21 | openexr | 2.4.0-r0 | — |
| Alpine v3.20 | openexr | 2.4.0-r0 | — |
Show 5 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.19 | openexr | 2.4.0-r0 | — |
| Alpine v3.18 | openexr | 2.4.0-r0 | — |
| Alpine v3.17 | openexr | 2.4.0-r0 | — |
| Alpine v3.16 | openexr | 2.4.0-r0 | — |
| Alpine v3.15 | openexr | 2.4.0-r0 | — |
Azure Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Azure Linux 3 | OpenEXR | No fix yet | — |
| Azure Linux 2 (CBL-Mariner) | OpenEXR | No fix yet | — |
Advisories 4
- USN-4148-1 openexr vulnerabilities Ubuntu Security Notices (USN) · Apr 22, 2026
- DLA-2358-1 openexr - security update Debian Security (DSA / DLA) · Mar 9, 2026
- SUSE-SU-2018:0585-1 Security update for openexr SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2018:0587-1 Security update for OpenEXR SUSE / openSUSE Security Updates · Feb 4, 2026