CVE-2020-9955 - Apple iPhone OS, Apple Macos and Apple watchOS
Critical 7.8
An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in watchOS 7.0, tvOS 14.0, iOS 14.0 and iPadOS 14.0, macOS Big Sur 11.0.1. Processing a maliciously crafted image may lead to arbitrary code execution.
Affected software
Apple iPhone OS
Apple Macos
Apple watchOS
Apple Ipados
Apple Tvos