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: 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-2026-34545 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...

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...

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

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...

PT-2026-29620

Name of the Vulnerable Software and Affected Versions OpenEXR versions 3.4.0 through 3.4.7 Description OpenEXR, an image storage format used in the motion picture industry, may disclose sensitive information from heap memory through decoded pixel data. This information disclosure occurs when...

PT-2026-29622

Name of the Vulnerable Software and Affected Versions OpenEXR versions 3.4.0 through 3.4.6 Description OpenEXR, a specification and reference implementation of the EXR file format used in the motion picture industry, contains a flaw. A crafted .exr file utilizing HTJ2K compression and a channel...

OpenEXR 输入验证错误漏洞

OpenEXR is an open standard for high dynamic range image file formats, open-sourced by the Academy Software Foundation. Versions of OpenEXR from 3.4.0 to 3.4.7 contained a input validation vulnerability. This vulnerability occurred when attackers provided specially crafted .exr files with HTJ2K...

PT-2026-29621

Name of the Vulnerable Software and Affected Versions OpenEXR versions 3.4.0 through 3.4.7 Description OpenEXR, an image storage format used in the motion picture industry, contains a flaw where a specially crafted EXR file B44 or B44A format can lead to an out-of-bounds write during decoding via...

OpenEXR 安全漏洞

OpenEXR is an open standard for high dynamic range image HDR file format, open-sourced by the Academy Software Foundation. Versions of OpenEXR from 3.4.0 to 3.4.8 contained security vulnerabilities, where sensitive information in the heap memory could be leaked through decoded pixel data...

OpenEXR 缓冲区错误漏洞

OpenEXR is an open standard for high dynamic range image file formats, open-sourced by the Academy Software Foundation. Versions of OpenEXR from 3.4.0 to 3.4.8 contained a buffer error vulnerability. This vulnerability stemmed from specially crafted B44 or B44A EXR files, which could cause...

Amazon Linux 2023 : openexr, openexr-devel, openexr-libs (ALAS2023-2026-1481)

It is, therefore, affected by a vulnerability as referenced in the ALAS2023-2026-1481 advisory. OpenEXR provides the specification and reference implementation of the EXR file format, an image storage format for the motion picture industry. In CompositeDeepScanLine::readPixels, per-pixel totals a...

CLSA-2026-1774604404 openexr: Fix of CVE-2026-27622

CVE-2026-27622: fix integer overflow in CompositeDeepScanLine leading to heap buffer overflow...

Important: openexr

Issue Overview: OpenEXR provides the specification and reference implementation of the EXR file format, an image storage format for the motion picture industry. In CompositeDeepScanLine::readPixels, per-pixel totals are accumulated in vector totalsizes for attacker-controlled large counts across...