JLSEC-2026-811 A malicious EXR file can trigger undefined behavior in OpenEXR

OpenEXR provides the specification and reference implementation of the EXR file format, an image storage format for the motion picture industry. From versions 3.0.0 to before 3.2.9, 3.3.0 to before 3.3.11, and 3.4.0 to before 3.4.11, readVariableLengthInteger decodes a variable-length integer fro...

PT-2026-38333

Name of the Vulnerable Software and Affected Versions OpenEXR versions 3.0.0 through 3.2.8 OpenEXR versions 3.3.0 through 3.3.10 OpenEXR versions 3.4.0 through 3.4.10 Description An integer overflow exists in the ImageChannel::resize function, which can lead to a heap out-of-bounds OOB write—a...