CVE-2020-9909: Apple iPadOS

Medium severity, CVSS 5.9. EPSS: 1.8% chance of exploitation in the next 30 days.

An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in iOS 13.6 and iPadOS 13.6, tvOS 13.4.8, watchOS 6.2.8. An attacker that has already achieved kernel code execution may be able to bypass kernel memory mitigations.

Affected products

• Apple iPadOS: before 13.6 (fixed in 13.6)
• Apple iPhone OS: before 13.6 (fixed in 13.6)
• Apple tvOS: before 13.4.8 (fixed in 13.4.8)
• Apple watchOS: before 6.2.8 (fixed in 6.2.8)

Published 2020-10-16. Last modified 2026-06-17.