CVE-2021-1750
Multiple issues were addressed with improved logic. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, watchOS 7.3, tvOS 14.4, iOS 14.4 and iPadOS 14.4. An application may be able to execute arbitrary code with kernel privileges.
Source: CVE-2021-1750