CVE-2026-40244

OpenEXR exposed an integer overflow in the DWA setupChannelData path. In versions 3.4.0–3.4.9, 3.3.0–3.3.9, and 3.2.0–3.2.7, internal_dwa_compressor.h:1722 performs curc->width * curc->height using int32 arithmetic without a size_t cast, creating an overflow condition. A fix has been applie...