CVE-2026-59189 OpenEXR: Out-of-bounds read in DeepImageChannel::row() for non-zero dataWindow origin

OpenEXR is the reference implementation and specification for the EXR image format, widely used in the motion picture industry. In OpenEXRUtil versions 3.3.0 through 3.3.12 and 3.4.0 through 3.4.12, the documented TypedDeepImageChannel::row API can return an out-of-bounds pointer when a deep imag...