OpenUSD File Parsing Use-After-Free Remote Code Execution Vulnerability
Key facts
- Attack vector
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- Privileges required
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- User interaction
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- Attack complexity
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- Impact type
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- Confidentiality · integrity · availability
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- Fix status
- Fixed
No CVSS vector from any source. Fix status from GitHub.
Summary
# Patch This is fixed with [commit b953092](https://github.com/PixarAnimationStudios/OpenUSD/commit/b9530922b6a8ea72cd43661226b693fff8abbe4c), with the fix available in OpenUSD 25.11 and onwards. # Summary We have been advised by Zero Day Initiative that our usage of the USD framework may constitute a Use-After-Free Remote Code Execution Vulnerability. They have sent us the attached file illustrating the issue. Indeed, we see a use after free exception when running the file through our importer with an address sanitizer. [zdi-23709-poc0.zip](https://github.com/user-attachments/files/17474297/zdi-23709-poc0.zip) Thanks in advance.
Why it matters now
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | usd-core (PyPI) | before 25.11 | 25.11 | Patch available | GHSA-grjp-54v3-c442 |
- usd-core (PyPI) Vendor— Affected before 25.11 Fixed in 25.11 Patch available GHSA-grjp-54v3-c442
Remediation
- Fix · GHSA-grjp-54v3-c442 usd-core (PyPI) Fixed in 25.11 Advisory →
Timeline
- 2026-10-03 Threatist record created from GHSA-grjp-54v3-c442
References
Sources
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences