The XNU kernel suffers from a memory disclosure vulnerability in mach message trailers.
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Apple Security Advisory 2020-11-13-2 - Security Update 2020-006 High Sierra, Security Update 2020-006 Mojave addresses a code execution vulnerability.
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Apple Security Advisory 2020-11-05-2 - iOS 12.4.9 is now available and addresses a code execution vulnerability.
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Apple Security Advisory 2020-11-05-1 - iOS 14.2 and iPadOS 14.2 are now available and addresses code execution, integer overflow, out of bounds read, out of bounds write, path sanitization, and use-after-free vulnerabilities.
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