AlmaLinux 9.6 [TuxCare] Security Update: openexr / openexr-devel / openexr-libs Multiple Vulnerabilities (ALMALINUX9.6:CLSA-2026:1785425808)

The AlmaLinux 9.6 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1785425808 advisory. - OpenEXR provides the specification and reference implementation of the EXR file format, an image storage format for the motion...

PYSEC-2026-2843 OpenEXR Makes Use of Uninitialized Memory

Summary While fuzzing openexrexrcheckfuzzer, Valgrind reports a conditional branch depending on uninitialized data inside genericunpack. This indicates a use of uninitialized memory CWE-457. The issue is reproducible with the current OSS-Fuzz harness and a single-file PoC. Details Environment: -...

OpenEXR Makes Use of Uninitialized Memory

Summary While fuzzing openexrexrcheckfuzzer, Valgrind reports a conditional branch depending on uninitialized data inside genericunpack. This indicates a use of uninitialized memory CWE-457. The issue is reproducible with the current OSS-Fuzz harness and a single-file PoC. Details Environment: -...

Integer Overflow or Wraparound

Overview Affected versions of this package are vulnerable to Integer Overflow or Wraparound in the genericunpack function when parsing EXR files containing a crafted negative value for dataWindow.min.x. An attacker can cause the process to terminate unexpectedly by supplying a specially crafted E...

CVE-2026-34378: Integer Overflow or Wraparound

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 signed integer overfl...

Astra Linux – Vulnerability in openexr

OpenEXR provides the specification and reference implementation of the EXR file format, a image storage format for the motion picture industry. In versions 3.3.0 through 3.3.5 and 3.4.0 through 3.4.2, when using openexrexrcheckfuzzer, Valgrind reported a conditional branch that depends on...

openSUSE 16 Security Update : openexr (openSUSE-SU-2025-20056-1)

The remote openSUSE 16 host has packages installed that are affected by a vulnerability as referenced in the openSUSE- SU-2025-20056-1 advisory. - CVE-2025-64181: Fixed use of uninitialized memory in function genericunpack bsc1253233 Tenable has extracted the preceding description block directly...

OESA-2025-2712 OpenEXR security update

OpenEXR is a high dynamic-range HDR image file format originally developed by Industrial Light Magic for use in computer imaging applications. Security Fixes: OpenEXR provides the specification and reference implementation of the EXR file format, an image storage format for the motion picture...

OESA-2025-2710 OpenEXR security update

OpenEXR is a high dynamic-range HDR image file format originally developed by Industrial Light Magic for use in computer imaging applications. Security Fixes: OpenEXR provides the specification and reference implementation of the EXR file format, an image storage format for the motion picture...

OESA-2025-2713 OpenEXR security update

OpenEXR is a high dynamic-range HDR image file format originally developed by Industrial Light Magic for use in computer imaging applications. Security Fixes: OpenEXR provides the specification and reference implementation of the EXR file format, an image storage format for the motion picture...

OESA-2025-2711 OpenEXR security update

OpenEXR is a high dynamic-range HDR image file format originally developed by Industrial Light Magic for use in computer imaging applications. Security Fixes: OpenEXR provides the specification and reference implementation of the EXR file format, an image storage format for the motion picture...

CVE-2025-64181

A vulnerability has been identified in the genericunpack function of OpenEXR’s file-handling library, where uninitialized memory is read when processing certain malformed EXR files. An attacker who supplies a specially crafted EXR file to a vulnerable application that uses OpenEXR may trigger...

SUSE-SU-2025:21014-1 Security update for openexr

This update for openexr fixes the following issues: - CVE-2025-64181: Fixed use of uninitialized memory in function genericunpack bsc1253233...

OPENSUSE-SU-2025:20056-1 Security update for openexr

This update for openexr fixes the following issues: - CVE-2025-64181: Fixed use of uninitialized memory in function genericunpack bsc1253233...

SUSE CVE-2025-64181

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 3.3.5 and 3.4.0 through 3.4.2, while fuzzing openexrexrcheckfuzzer, Valgrind reports a conditional branch depending on...

CVE-2025-64181

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 3.3.5 and 3.4.0 through 3.4.2, while fuzzing openexrexrcheckfuzzer, Valgrind reports a conditional branch depending on...

DEBIAN-CVE-2025-64181

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 3.3.5 and 3.4.0 through 3.4.2, while fuzzing openexrexrcheckfuzzer, Valgrind reports a conditional branch depending on...

UBUNTU-CVE-2025-64181

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 3.3.5 and 3.4.0 through 3.4.2, while fuzzing openexrexrcheckfuzzer, Valgrind reports a conditional branch depending on...

Use of Uninitialized Variable

Overview Affected versions of this package are vulnerable to Use of Uninitialized Variable via the genericunpack function. An attacker can trigger undefined behavior or cause a crash by providing specially crafted input that leads to the use of uninitialized memory. PoC The archive includes the...

CVE-2025-64181 OpenEXR Makes Use of Uninitialized Memory

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 3.3.5 and 3.4.0 through 3.4.2, while fuzzing openexrexrcheckfuzzer, Valgrind reports a conditional branch depending on...