OSV-2026-653
Heap-buffer-overflow in generic_unpack
No scoreFix available
OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=507413960
Crash type: Heap-buffer-overflow READ 2
Crash state:
generic_unpack
exr_decoding_run
Imf_4_0::checkCoreFile
What each source reports
OSV No score
Heap-buffer-overflow in generic_unpack
OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=507413960
Crash type: Heap-buffer-overflow READ 2
Crash state:
generic_unpack
exr_decoding_run
Imf_4_0::checkCoreFile
- Record
OSV-2026-653- Updated
- 2026-11-02
Affected packages
| Package | Affected | Fixed |
|---|---|---|
openexrOSS-Fuzz |
Listed versions, plus commit ranges v3.3.10v3.3.10-rcv3.3.10-rc2v3.3.11v3.3.11-rc3 Show 45 moreShow lessv3.3.4v3.3.4-rcv3.3.5v3.3.5-rcv3.3.5-rc3v3.3.6v3.3.6-rcv3.3.6-rc2v3.3.6-rc3v3.3.6-rc4v3.3.7v3.3.7-rcv3.3.7-rc2v3.3.7-rc3v3.3.7-rc4v3.3.8v3.3.8-rcv3.3.9v3.3.9-rcv3.3.9-rc2v3.4-alphav3.4.0v3.4.0-rcv3.4.1v3.4.1-rcv3.4.1-rc2v3.4.10v3.4.10-rcv3.4.11v3.4.11-rcv3.4.11-rc2v3.4.11-rc3v3.4.2v3.4.2-rcv3.4.2-rc2v3.4.3v3.4.3-rcv3.4.3-rc2v3.4.3-rc3v3.4.4v3.4.4-rcv3.4.4-rc2v3.4.5v3.4.5-rcv3.4.6 |
None known |
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
OSV-2026-653 is a vulnerability with no CVSS score yet in openexr, published April 30, 2026. No source lists public exploit code. A source reports a fix.
References
This page doesn't list everything
Left out here: 7 versions. The JSON record has them.