CVE-2021-30834: Apple iPadOS

High severity, CVSS 7.8. EPSS: 1.1% chance of exploitation in the next 30 days.

A logic issue was addressed with improved state management. This issue is fixed in iOS 14.8 and iPadOS 14.8, tvOS 15, iOS 15 and iPadOS 15, watchOS 8, Security Update 2021-007 Catalina. Processing a malicious audio file may result in unexpected application termination or arbitrary code execution.

Affected products

• Apple iPadOS: before 14.8 (fixed in 14.8)
• Apple iPhone OS: before 14.8 (fixed in 14.8)
• Apple Mac OS X: before 10.15.7 (fixed in 10.15.7); version 10.15.7 only
• Apple macOS: from 11.0, before 11.6 (fixed in 11.6)
• Apple tvOS: before 15.0 (fixed in 15.0)
• Apple watchOS: before 8.0 (fixed in 8.0)

Published 2021-10-28. Last modified 2026-06-17.