CVE-2026-26981

OpenEXR provides the specification and reference implementation of the EXR file format, an image storage format for the motion picture industry. In versions 3.3.0 through 3.3.6 and 3.4.0 through 3.4.4, a heap-buffer-overflow OOB read occurs in the istreamnonparallelread function in...

CVE-2026-26981 OpenEXR has heap-buffer-overflow via signed integer underflow in ImfContextInit.cpp

OpenEXR provides the specification and reference implementation of the EXR file format, an image storage format for the motion picture industry. In versions 3.3.0 through 3.3.6 and 3.4.0 through 3.4.4, a heap-buffer-overflow OOB read occurs in the istreamnonparallelread function in...

CVE-2026-26981

OpenEXR provides the specification and reference implementation of the EXR file format, an image storage format for the motion picture industry. In versions 3.3.0 through 3.3.6 and 3.4.0 through 3.4.4, a heap-buffer-overflow OOB read occurs in the istreamnonparallelread function in...

CVE-2026-26981 OpenEXR has heap-buffer-overflow via signed integer underflow in ImfContextInit.cpp

OpenEXR provides the specification and reference implementation of the EXR file format, an image storage format for the motion picture industry. In versions 3.3.0 through 3.3.6 and 3.4.0 through 3.4.4, a heap-buffer-overflow OOB read occurs in the istreamnonparallelread function in...

CVE-2026-26981

OpenEXR provides the specification and reference implementation of the EXR file format, an image storage format for the motion picture industry. In versions 3.3.0 through 3.3.6 and 3.4.0 through 3.4.4, a heap-buffer-overflow OOB read occurs in the istreamnonparallelread function in...

CVE-2026-26981

OpenEXR CVE-2026-26981 affects 3.3.0–3.3.6 and 3.4.0–3.4.4; a heap-buffer-overflow (OOB read) occurs in istream_nonparallel_read in ImfContextInit.cpp when parsing a malformed EXR via a memory-mapped IStream. A signed integer subtraction becomes a negative value that is implicitly cast to size_t,...

CVE-2026-26981 OpenEXR has heap-buffer-overflow via signed integer underflow in ImfContextInit.cpp

OpenEXR provides the specification and reference implementation of the EXR file format, an image storage format for the motion picture industry. In versions 3.3.0 through 3.3.6 and 3.4.0 through 3.4.4, a heap-buffer-overflow OOB read occurs in the istreamnonparallelread function in...

CVE-2026-26981

OpenEXR provides the specification and reference implementation of the EXR file format, an image storage format for the motion picture industry. In versions 3.3.0 through 3.3.6 and 3.4.0 through 3.4.4, a heap-buffer-overflow OOB read occurs in the istreamnonparallelread function in...

CVE-2026-26981: Signed to Unsigned Conversion Error

OpenEXR provides the specification and reference implementation of the EXR file format, an image storage format for the motion picture industry. In versions 3.3.0 through 3.3.6 and 3.4.0 through 3.4.4, a heap-buffer-overflow OOB read occurs in the istreamnonparallelread function in...

CVE-2026-26981

OpenEXR provides the specification and reference implementation of the EXR file format, an image storage format for the motion picture industry. In versions 3.3.0 through 3.3.6 and 3.4.0 through 3.4.4, a heap-buffer-overflow OOB read occurs in the istreamnonparallelread function in...

OpenEXR 安全漏洞

OpenEXR is an open standard for high dynamic range image file formats, open-sourced by the Academy Software Foundation. Versions 3.3.0 to 3.3.6 and 3.4.0 to 3.4.4 of OpenEXR contain security vulnerabilities. These vulnerabilities stem from integer underflow during the parsing of malformed EXR...

PT-2026-21650

Name of the Vulnerable Software and Affected Versions OpenEXR versions 3.3.0 through 3.3.6 OpenEXR versions 3.4.0 through 3.4.4 Description OpenEXR is an image storage format used in the motion picture industry. A heap-buffer-overflow out-of-bounds read can occur in the istream nonparallel read...

FreeBSD : openexr -- buffer overflow in istream_nonparallel_read on invalid input data (716d25a6-0fdc-11f1-bfdf-ff9355aecb00)

The version of FreeBSD installed on the remote host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the 716d25a6-0fdc-11f1-bfdf-ff9355aecb00 advisory. Cary Phillips reports: openexr v3.4.5 ... fixes an incorrect size check in istreamnonparallelread that...

PT-2026-22698

Name of the Vulnerable Software and Affected Versions OpenEXR versions prior to 3.2.6 OpenEXR versions prior to 3.3.8 OpenEXR versions prior to 3.4.6 Description OpenEXR, a file format used in the motion picture industry, has an issue in the CompositeDeepScanLine::readPixels function. The functio...

openexr -- buffer overflow in istream_nonparallel_read on invalid input data

Cary Phillips reports: openexr v3.4.5 ... fixes an incorrect size check in istreamnonparallelread that could lead to a buffer overflow on invalid input data...

openexr:openexr_exrcorecheck_fuzzer: Crash in ojph::local::avx2_rev_convert

Project: https://github.com/AcademySoftwareFoundation/openexr.git Detailed Report: https://oss-fuzz.com/testcase?key=4536181487632384 Project: openexr Fuzzing Engine: libFuzzer Fuzz Target: openexrexrcorecheckfuzzer Job Type: libfuzzerasanopenexr Platform Id: linux Crash Type: UNKNOWN WRITE Crash...

[SECURITY] Fedora 43 Update: mingw-openexr-3.3.6-1.fc43

MinGW Windows openexr library...

[SECURITY] Fedora 42 Update: mingw-openexr-3.3.6-1.fc42

MinGW Windows openexr library...

Fedora 42 : mingw-openexr (2026-0e8fe3c8a3)

The remote Fedora 42 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-0e8fe3c8a3 advisory. Update to openexr-3.3.6, fixes multiple security issues. Tenable has extracted the preceding description block directly from the Fedora security...

Fedora 43 : mingw-openexr (2026-1fbf91067c)

The remote Fedora 43 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-1fbf91067c advisory. Update to openexr-3.3.6, fixes multiple security issues. Tenable has extracted the preceding description block directly from the Fedora security...