AcademySoftwareFoundation openexr up to 3.3.2 EXR File Parser heap-based overflow

Summaryinfo

A vulnerability identified as critical has been detected in AcademySoftwareFoundation openexr up to 3.3.2. This impacts an unknown function of the component EXR File Parser. This manipulation causes heap-based overflow. This vulnerability is handled as CVE-2025-48071. The attack can be initiated remotely. There is not any exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in AcademySoftwareFoundation openexr up to 3.3.2. It has been declared as critical. Affected by this vulnerability is some unknown functionality of the component EXR File Parser. The manipulation with an unknown input leads to a heap-based overflow vulnerability. The CWE definition for the vulnerability is CWE-122. A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc(). As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

OpenEXR provides the specification and reference implementation of the EXR file format, an image storage format for the motion picture industry. In versions 3.3.2 through 3.3.0, there is a heap-based buffer overflow during a write operation when decompressing ZIPS-packed deep scan-line EXR files with a maliciously forged chunk header. This is fixed in version 3.3.3.

The advisory is shared at github.com. This vulnerability is known as CVE-2025-48071 since 05/15/2025. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available.

Upgrading to version 3.3.3 eliminates this vulnerability.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

• AcademySoftwareFoundation

Name

• openexr

Version

• 3.3.0
• 3.3.1
• 3.3.2

License

• open-source

Website

• Product: https://github.com/AcademySoftwareFoundation/openexr/

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Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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