CVE-2026-34543

OpenEXR (the EXR image format library) has a heap information disclosure in PXR24 decompression due to unchecked decompressed size, affecting versions 3.4.0 up to but not including 3.4.8. A malicious EXR file read under default settings can leak heap data without user interaction. The issue is re...

CVE-2026-34543 OpenEXR: Heap information disclosure in PXR24 decompression via unchecked decompressed size (undo_pxr24_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, sensitive information from heap memory may be leaked through the decoded pixel data information disclosure...

CVE-2026-34543 OpenEXR: Heap information disclosure in PXR24 decompression via unchecked decompressed size (undo_pxr24_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, sensitive information from heap memory may be leaked through the decoded pixel data information disclosure...

CVE-2026-34543

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, sensitive information from heap memory may be leaked through the decoded pixel data information disclosure...

CVE-2026-34543

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, sensitive information from heap memory may be leaked through the decoded pixel data information disclosure...

CVE-2026-34543

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, sensitive information from heap memory may be leaked through the decoded pixel data information disclosure...

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...

CVE-2026-34544

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...

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...

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...

CVE-2026-34544

OpenEXR (OpenEXR) vulnerability CVE-2026-34544: from version 3.4.0 up to but not including 3.4.8, crafting a B44 or B44A EXR file can trigger an out-of-bounds write during decoding (exr_decoding_run). Consequences include immediate crash and potential heap corruption, depending on layout. The iss...

CVE-2026-34544

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...

CVE-2026-34544

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...

CVE-2026-34545

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 3.4.7, an attacker providing a crafted .exr file with HTJ2K compression and a channel width of 32768 can write...

CVE-2026-34545 OpenEXR: integer overflow lead to OOB in HTJ2K decoder

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 3.4.7, an attacker providing a crafted .exr file with HTJ2K compression and a channel width of 32768 can write...

CVE-2026-34545 OpenEXR: integer overflow lead to OOB in HTJ2K decoder

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 3.4.7, an attacker providing a crafted .exr file with HTJ2K compression and a channel width of 32768 can write...

CVE-2026-34545

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 3.4.7, an attacker providing a crafted .exr file with HTJ2K compression and a channel width of 32768 can write...

EUVD-2026-18062

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 3.4.7, an attacker providing a crafted .exr file with HTJ2K compression and a channel width of 32768 can write...

CVE-2026-34545

CVE-2026-34545 affects OpenEXR versions 3.4.0–3.4.6, where decoding an EXR file using HTJ2K compression with a channel width of 32768 can trigger a heap write overflow. The overflow occurs while decoding and writes beyond the output heap buffer, with a write primitive of 2 bytes per overflow iter...

CVE-2026-34545

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 3.4.7, an attacker providing a crafted .exr file with HTJ2K compression and a channel width of 32768 can write...