CVE-2020-6147: Apple iPadOS

High severity, CVSS 7.8. EPSS: 1.5% chance of exploitation in the next 30 days.

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.

Affected products

• Apple iPadOS: before 14.0 (fixed in 14.0)
• Apple iPhone OS: before 14.0 (fixed in 14.0)
• Pixar Openusd: version 20.05 only

Published 2020-11-13. Last modified 2026-06-17.