CVE-2026-26981: Signed to Unsigned Conversion Error

OpenEXR provides the specification and reference implementation of the EXR file format, an image storage format for the motion picture industry. In versions 3.3.0 through 3.3.6 and 3.4.0 through 3.4.4, a heap-buffer-overflow OOB read occurs in the istreamnonparallelread function in...