Allocation of Resources Without Limits or Throttling Affecting openexr package, versions [3.3.2,3.3.3)
Threat Intelligence
Snyk has a proof-of-concept or detailed explanation of how to exploit this vulnerability.
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Start learning- Snyk IDSNYK-PYTHON-OPENEXR-11356872
- published1 Aug 2025
- disclosed31 Jul 2025
- creditsuidpit, TheZ3ro, nico, Abdel Adim `smaury` Oisfi
Introduced: 31 Jul 2025
NewCVE-2025-48074 (opens in a new tab)How to fix?
Upgrade OpenEXR to version 3.3.3 or higher.
Overview
OpenEXR is a Python bindings for the OpenEXR image file format
Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling via unbounded values in the dataWindow header field. An attacker can exhaust system memory or cause the application to crash by supplying specially crafted files with excessively large header values that trigger uncontrolled memory allocation and excessive iteration.
Note:
This issue affects only macOS or GNU/Linux systems.