CVE-2026-34544 OpenEXR: integer overflow to OOB write in uncompress_b44_impl()

OpenEXR provides the specification and reference implementation of the EXR file format, an image storage format for the motion picture industry. From version 3.4.0 to before version 3.4.8, a crafted B44 or B44A EXR file can cause an out-of-bounds write in any application that decodes it via...

OSV-2022-419 Heap-buffer-overflow in uncompress_b44_impl

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=47503 Crash type: Heap-buffer-overflow READ 2 Crash state: uncompressb44impl defaultdecompresschunk exrdecodingrun...

OSV-2021-1646 Heap-buffer-overflow in uncompress_b44_impl

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=41625 Crash type: Heap-buffer-overflow READ Crash state: uncompressb44impl defaultdecompresschunk exrdecodingrun...