CVE-2021-30842

Name of the Vulnerable Software and Affected Versions Apple iOS versions prior to 14.8 Apple iPadOS versions prior to 14.8 Apple macOS Big Sur versions prior to 11.6 Apple macOS Catalina versions prior to Security Update 2021-005 Apple tvOS versions prior to 15 Apple watchOS versions prior to 8

Description The issue was addressed with improved checks. Processing a maliciously crafted dfont file may lead to arbitrary code execution.

Recommendations For Apple iOS versions prior to 14.8, update to iOS 14.8 or later. For Apple iPadOS versions prior to 14.8, update to iPadOS 14.8 or later. For Apple macOS Big Sur versions prior to 11.6, update to macOS Big Sur 11.6 or later. For Apple macOS Catalina versions prior to Security Update 2021-005, apply Security Update 2021-005 or later. For Apple tvOS versions prior to 15, update to tvOS 15 or later. For Apple watchOS versions prior to 8, update to watchOS 8 or later.