CVE-2021-30709: Apple iPadOS

Medium severity, CVSS 5.5. EPSS: 0.9% chance of exploitation in the next 30 days.

This issue was addressed with improved checks. This issue is fixed in macOS Big Sur 11.4, Security Update 2021-003 Catalina, Security Update 2021-004 Mojave, iOS 14.6 and iPadOS 14.6. Processing a maliciously crafted USD file may disclose memory contents.

Affected products

• Apple iPadOS: before 14.6 (fixed in 14.6)
• Apple iPhone OS: before 14.6 (fixed in 14.6)
• Apple Mac OS X: from 10.14, up to and including 10.14.5; from 10.15, up to and including 10.15.6; version 10.14.6 only; version 10.15.7 only
• Apple macOS: from 11.0, before 11.4 (fixed in 11.4)

Published 2021-09-08. Last modified 2026-06-17.