openexr: OpenEXR: Arbitrary code execution via integer overflow in EXR file processing

A flaw was found in OpenEXR, an image storage format library for the motion picture industry. An attacker can craft a malicious EXR file that, when processed, causes an integer overflow in the CompositeDeepScanLine::readPixels function. This overflow leads to an undersized buffer allocation, whic...

Important: Red Hat Security Advisory: OpenEXR security update

An update for OpenEXR is now available for Red Hat Enterprise Linux 8.2 Advanced Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...

OSV-2026-653 Heap-buffer-overflow in generic_unpack

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=507413960 Crash type: Heap-buffer-overflow READ 2 Crash state: genericunpack exrdecodingrun Imf40::checkCoreFile...

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. From 3.4.0 to before 3.4.9, a missing bounds check on the dataWindow attribute in EXR file headers allows an attacker to trigger a signe...

OpenEXR security update

An update is available for OpenEXR. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list OpenEXR is a high dynamic-range HDR image file format developed by Industrial...

CVE-2026-40244

A flaw was found in OpenEXR, an image storage format library. An integer overflow vulnerability exists when processing specially crafted EXR image files. A local user could exploit this by tricking a victim into opening a malicious EXR file. This flaw could lead to memory corruption, potentially...

RLSA-2026:8888 Important: openexr security update

OpenEXR is an open-source high-dynamic-range floating-point image file format for high-quality image processing and storage. This document presents a brief overview of OpenEXR and explains concepts that are specific to this format. This package containes the binaries for OpenEXR. Security Fixes:...

Integer Overflow or Wraparound

Overview Affected versions of this package are vulnerable to Integer Overflow or Wraparound in the DwaCompressoruncompress function due to improper integer arithmetic in pointer calculations. An attacker can cause memory corruption or potentially execute arbitrary code by supplying crafted EXR...

CVE-2026-40250

OpenEXR provides the specification and reference implementation of the EXR file format, an image storage format for the motion picture industry. In versions 3.4.0 through 3.4.9, 3.3.0 through 3.3.9, and 3.2.0 through 3.2.7, internaldwacompressor.h:1040 performs chan-width chan-bytesperelement in...

CVE-2026-39886 OpenEXR has HTJ2K Signed Integer Overflow in ht_undo_impl()

OpenEXR provides the specification and reference implementation of the EXR file format, an image storage format for the motion picture industry. Versions 3.4.0 through 3.4.9 have a signed integer overflow vulnerability in OpenEXR's HTJ2K High-Throughput JPEG 2000 decompression path. The htundoimp...

OSV-2026-605 Heap-buffer-overflow in DwaCompressor_uncompress

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=504280155 Crash type: Heap-buffer-overflow WRITE Crash state: DwaCompressoruncompress internalexrundodwaa exruncompresschunk...

openexr: OpenEXR: Arbitrary code execution via integer overflow in EXR file processing

A flaw was found in OpenEXR, an image storage format library for the motion picture industry. An attacker can craft a malicious EXR file that, when processed, causes an integer overflow in the CompositeDeepScanLine::readPixels function. This overflow leads to an undersized buffer allocation, whic...

Important: Red Hat Security Advisory: openexr security update

An update for openexr is now available for Red Hat Enterprise Linux 9.4 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...

openexr: OpenEXR: Arbitrary code execution via integer overflow in EXR file processing

A flaw was found in OpenEXR, an image storage format library for the motion picture industry. An attacker can craft a malicious EXR file that, when processed, causes an integer overflow in the CompositeDeepScanLine::readPixels function. This overflow leads to an undersized buffer allocation, whic...

RHEL 8 : OpenEXR (RHSA-2026:8863)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:8863 advisory. OpenEXR is a high dynamic-range HDR image file format developed by Industrial Light & Magic for use in computer imaging applications. This package...

RHEL 9 : openexr (RHSA-2026:8869)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:8869 advisory. OpenEXR is an open-source high-dynamic-range floating-point image file format for high-quality image processing and storage. This document presents a...

RHEL 9 : openexr (RHSA-2026:8872)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:8872 advisory. OpenEXR is an open-source high-dynamic-range floating-point image file format for high-quality image processing and storage. This document presents a...

RHEL 9 : openexr (RHSA-2026:8871)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:8871 advisory. OpenEXR is an open-source high-dynamic-range floating-point image file format for high-quality image processing and storage. This document presents a...

ALSA-2026:8863 Important: OpenEXR security update

OpenEXR is a high dynamic-range HDR image file format developed by Industrial Light & Magic for use in computer imaging applications. This package contains libraries and sample applications for handling the format. Security Fixes: openexr: OpenEXR: Arbitrary code execution via integer overflow in...

ALSA-2026:8888 Important: openexr security update

OpenEXR is an open-source high-dynamic-range floating-point image file format for high-quality image processing and storage. This document presents a brief overview of OpenEXR and explains concepts that are specific to this format. This package containes the binaries for OpenEXR. Security Fixes:...