CVE-2025-48074
Medium
Description
OpenEXR provides the specification and reference implementation of the EXR file format, an image storage format for the motion picture industry. In version 3.3.2, applications trust unvalidated dataWindow size values from file headers, which can lead to excessive memory allocation and performance degradation when processing malicious files. This is fixed in version 3.3.3.
SeverityMedium
CVSS5.5
Exploit probability—
ProductOpenexr
PublishedAug 1, 2025
First seenAug 1, 2025
Weakness typeCWE-770Allocation of resources without limits
How to fix
Update
- openexr3.3.3 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| openexr openexr | 3.3.2 | — |
| openexrPyPI | 3.3.2 ≤ v < 3.3.3 | 3.3.3 |
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