Heap-based buffer overflow in Pixar
Priority LOW 37CWE-122Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-122 and the CVSS impact.
Summary
A heap overflow vulnerability exists in Pixar OpenUSD 20.05 when the software parses compressed sections in binary USD files. This instance exists in the USDC file format FIELDS section decompression heap overflow.
Why it matters now
EPSS 0.0145 73rd percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet
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 |
|---|---|---|---|---|---|
| — | Pixar | Pixar OpenUSD 20.05 , Apple macOS Catalina 10.15.3 | — | No fix listed | CNA |
- Pixar Vendor— Affected Pixar OpenUSD 20.05 , Apple macOS Catalina 10.15.3 Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2020-6147
- 2026-10-03 Alias added: GHSA-7c72-wmjh-7cpf
References
Sources
- CVE-2020-6147 · CVE Program
- CVE-2020-6147 · NVD
- FIRST EPSS
- GHSA-7c72-wmjh-7cpf · GitHub Advisory Database · CC BY 4.0
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