CVE-2026-53532 OpenEXR: Unhandled assert abort in HTJ2K decoder via crafted QCD marker (DoS)

OpenEXR is the reference implementation and specification for the EXR image format, widely used in the motion picture industry. In versions 3.4.0 through 3.4.12, a crafted HTJ2K-compressed EXR file causes an unconditional process abort in any application that calls exrstartread on untrusted input...

CVE-2026-53532

OpenEXR (the reference implementation for the EXR image format used in the motion picture industry), versions 3.4.0 through 3.4.12 , contains a denial-of-service vulnerability in its HTJ2K-compressed EXR decoder. A crafted file containing a QCD marker with its lower five bits set to zero is passe...

EUVD-2026-65179

OpenEXR is the reference implementation and specification for the EXR image format, widely used in the motion picture industry. In versions 3.4.0 through 3.4.12, a crafted HTJ2K-compressed EXR file causes an unconditional process abort in any application that calls exrstartread on untrusted input...

DEBIAN-CVE-2026-68516

OpenEXR is the reference implementation and specification for the EXR image format, widely used in the motion picture industry. From version 3.4.0 through 3.4.13, a crafted HTJ2K-compressed EXR can crash OpenEXR during normal decode. An HTJ2K-compressed EXR whose JPEG 2000 SIZ fields place the...

CVE-2026-68516

OpenEXR is the reference implementation and specification for the EXR image format, widely used in the motion picture industry. From version 3.4.0 through 3.4.13, a crafted HTJ2K-compressed EXR can crash OpenEXR during normal decode. An HTJ2K-compressed EXR whose JPEG 2000 SIZ fields place the...

UBUNTU-CVE-2026-68516

OpenEXR is the reference implementation and specification for the EXR image format, widely used in the motion picture industry. From version 3.4.0 through 3.4.13, a crafted HTJ2K-compressed EXR can crash OpenEXR during normal decode. An HTJ2K-compressed EXR whose JPEG 2000 SIZ fields place the...

CVE-2026-68516

OpenEXR is the reference implementation and specification for the EXR image format, widely used in the motion picture industry. From version 3.4.0 through 3.4.13, a crafted HTJ2K-compressed EXR can crash OpenEXR during normal decode. An HTJ2K-compressed EXR whose JPEG 2000 SIZ fields place the...

CVE-2026-68516

OpenEXR is the reference implementation and specification for the EXR image format, widely used in the motion picture industry. From version 3.4.0 through 3.4.13, a crafted HTJ2K-compressed EXR can crash OpenEXR during normal decode. An HTJ2K-compressed EXR whose JPEG 2000 SIZ fields place the...

CVE-2026-68516 OpenEXR: HTJ2K SIZ image-offset gap stack buffer overflow

OpenEXR is the reference implementation and specification for the EXR image format, widely used in the motion picture industry. From version 3.4.0 through 3.4.13, a crafted HTJ2K-compressed EXR can crash OpenEXR during normal decode. An HTJ2K-compressed EXR whose JPEG 2000 SIZ fields place the...

CVE-2026-68516

OpenEXR (the reference implementation for the EXR image format) versions 3.4.0 through 3.4.13 are vulnerable to a denial of service via a crafted HTJ2K-compressed EXR file. A malicious file whose JPEG 2000 SIZ fields place the first tile outside the visible image reaches invalid tile and codebloc...

EUVD-2026-65178

OpenEXR is the reference implementation and specification for the EXR image format, widely used in the motion picture industry. From version 3.4.0 through 3.4.13, a crafted HTJ2K-compressed EXR can crash OpenEXR during normal decode. An HTJ2K-compressed EXR whose JPEG 2000 SIZ fields place the...

CVE-2026-68516 OpenEXR: HTJ2K SIZ image-offset gap stack buffer overflow

OpenEXR is the reference implementation and specification for the EXR image format, widely used in the motion picture industry. From version 3.4.0 through 3.4.13, a crafted HTJ2K-compressed EXR can crash OpenEXR during normal decode. An HTJ2K-compressed EXR whose JPEG 2000 SIZ fields place the...

CVE-2026-68516 OpenEXR: HTJ2K SIZ image-offset gap stack buffer overflow

OpenEXR is the reference implementation and specification for the EXR image format, widely used in the motion picture industry. From version 3.4.0 through 3.4.13, a crafted HTJ2K-compressed EXR can crash OpenEXR during normal decode. An HTJ2K-compressed EXR whose JPEG 2000 SIZ fields place the...

CVE-2026-53532: Reachable Assertion

OpenEXR is the reference implementation and specification for the EXR image format, widely used in the motion picture industry. In versions 3.4.0 through 3.4.12, a crafted HTJ2K-compressed EXR file causes an unconditional process abort in any application that calls exrstartread on untrusted input...

CVE-2026-68516: Out-of-bounds Write

OpenEXR is the reference implementation and specification for the EXR image format, widely used in the motion picture industry. From version 3.4.0 through 3.4.13, a crafted HTJ2K-compressed EXR can crash OpenEXR during normal decode. An HTJ2K-compressed EXR whose JPEG 2000 SIZ fields place the...

PT-2026-81065

Name of the Vulnerable Software and Affected Versions OpenEXR versions 3.4.0 through 3.4.13 Description OpenEXR is the reference implementation and specification for the EXR image format. A crafted HTJ2K-compressed EXR image can cause a crash during the normal decode process. This occurs when the...

JLSEC-2026-812 Heap buffer overflow when decoding a malicious HTJ2K-compressed EXR file

OpenEXR is the reference implementation and specification for the EXR image format, widely used in the motion picture industry. In versions 3.4.0 through 3.4.11, an integer overflow in htundoimpl in src/lib/OpenEXRCore/internalht.cpp leads to a heap-buffer overflow when decoding a crafted...

JLSEC-2026-813 Crafted HTJ2K compressed EXR files can trigger out of bounds reads in OpenEXR

OpenEXR is the reference implementation and specification for the EXR image format, widely used in the motion picture industry. In versions 3.4.0 through 3.4.11, the HTJ2K High-Throughput JPEG 2000 decoder, htundoimpl in OpenEXRCore is vulnerable to a heap-buffer-overflow READ. The htundoimp...

ANT-2026-QQ2P9M9V · openexr · Heap-buffer-overflow

heap-buffer-overflow high CVE-2026-45696 Severity Claude high · Security research firm high · Maintainer - Discovered by Claude Mythos Preview REPORT Anthropic's analysis, sealed at approval. Disclosure to the maintainer was performed by Ada Logics. ANT-2026-QQ2P9M9V: Heap-buffer-overflow in...

Linux Distros Unpatched Vulnerability : CVE-2026-44663

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - OpenEXR is the reference implementation and specification for the EXR image format, widely used in the motion picture industry. In versions 3.4.0 through 3.4.11...