CVE-2020-27924: Apple iPadOS

High severity, CVSS 7.8. EPSS: 1% chance of exploitation in the next 30 days.

An out-of-bounds read was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave, macOS Big Sur 11.0.1, iOS 14.2 and iPadOS 14.2, watchOS 7.1, tvOS 14.2. Processing a maliciously crafted image may lead to arbitrary code execution.

Affected products

• Apple iPadOS: before 14.2 (fixed in 14.2)
• Apple iPhone OS: before 14.2 (fixed in 14.2)
• Apple Mac OS X: before 11.1.0 (fixed in 11.1.0); before 11.0.1 (fixed in 11.0.1)
• Apple tvOS: before 14.2 (fixed in 14.2)
• Apple watchOS: before 7.1 (fixed in 7.1)

Published 2021-04-02. Last modified 2026-06-17.