Description
In OpenEXR 2.2.0, an invalid write of size 2 in the = operator function in half.h could cause the application to crash or execute arbitrary code.
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 | 2.5.3-2 | — |
| Debian 13 | openexr | 2.5.3-2 | — |
| Debian 12 | openexr | 2.5.3-2 | — |
| Debian 10 | openexr | 2.2.1-4.1+deb10u1 | DSA-4755-1 |
| Debian 9 | openexr | 2.2.0-11+deb9u1 | DLA-2358-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 20.04 LTS | openexr | 2.3.0-6ubuntu0.1 | USN-4339-1 |
| Ubuntu 18.04 LTS | openexr | 2.2.0-11.1ubuntu1.1 | USN-4339-1, USN-4148-1 |
| Ubuntu 16.04 LTS | openexr | 2.2.0-10ubuntu2.1 | USN-4339-1, USN-4148-1 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP1 | openexr | 2.2.1-3.6.1 | SUSE-SU-2019:1963-1 |
| SLES 15 | openexr | 2.2.1-3.6.1 | SUSE-SU-2019:1963-1 |
| SLES 12 SP4 | openexr | 2.1.0-6.10.1 | SUSE-SU-2019:1962-1 |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES for SAP 12 SP4 | openexr | 2.1.0-6.10.1 | SUSE-SU-2019:1962-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | openexr | 3.1.1-2.2 | openSUSE-SU-2024:11117-1 |
| openSUSE Leap 15.1 | openexr | 2.2.1-lp151.4.3.1 | openSUSE-SU-2019:1826-1 |
| openSUSE Leap 15.0 | openexr | 2.2.1-lp150.2.6.1 | openSUSE-SU-2019:1816-1 |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.24 | openexr | 2.2.1-r0 | — |
| Alpine v3.23 | openexr | 2.2.1-r0 | — |
| Alpine v3.22 | openexr | 2.2.1-r0 | — |
| Alpine v3.21 | openexr | 2.2.1-r0 | — |
| Alpine v3.20 | openexr | 2.2.1-r0 | — |
Show 5 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.19 | openexr | 2.2.1-r0 | — |
| Alpine v3.18 | openexr | 2.2.1-r0 | — |
| Alpine v3.17 | openexr | 2.2.1-r0 | — |
| Alpine v3.16 | openexr | 2.2.1-r0 | — |
| Alpine v3.15 | openexr | 2.2.1-r0 | — |
Advisories 9
- USN-4339-1 openexr vulnerabilities Ubuntu Security Notices (USN) · Apr 22, 2026
- USN-4148-1 openexr vulnerabilities Ubuntu Security Notices (USN) · Apr 22, 2026
- DSA-4755-1 openexr - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DLA-2358-1 openexr - security update Debian Security (DSA / DLA) · Mar 9, 2026
- SUSE-SU-2019:1962-1 Security update for openexr SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2019:1963-1 Security update for openexr SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2019:1826-1 Security update for openexr SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2019:1816-1 Security update for openexr SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:11117-1 libIex-3_1-30-3.1.1-2.2 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
References
- http://www.openwall.com/lists/oss-security/2017/05/12/5
- openSUSE-SU-2019:1816 vendor-advisory
- openSUSE-SU-2019:1826 vendor-advisory
- https://github.com/openexr/openexr/releases/tag/v2.2.1
- https://github.com/openexr/openexr/issues/232
- https://github.com/openexr/openexr/pull/233
- USN-4148-1 vendor-advisory
- USN-4339-1 vendor-advisory
- DSA-4755 vendor-advisory
- [debian-lts-announce] 20200830 [SECURITY] [DLA 2358-1] openexr security update mailing-list