CVE-2020-9906: Apple iPadOS

Critical severity, CVSS 9.1. EPSS: 4.7% chance of exploitation in the next 30 days.

A memory corruption issue was addressed with improved input validation. This issue is fixed in iOS 13.6 and iPadOS 13.6, macOS Catalina 10.15.6, watchOS 6.2.8. A remote attacker may be able to cause unexpected system termination or corrupt kernel memory.

Affected products

• Apple iPadOS: before 13.6 (fixed in 13.6)
• Apple iPhone OS: before 13.6 (fixed in 13.6)
• Apple Mac OS X: from 10.13, before 10.13.6 (fixed in 10.13.6); from 10.14, before 10.14.6 (fixed in 10.14.6); from 10.15, before 10.15.6 (fixed in 10.15.6); version 10.13.6 only; version 10.14.6 only
• Apple watchOS: before 6.2.8 (fixed in 6.2.8)

Published 2020-10-22. Last modified 2026-06-17.