Apple iOS, iPadOS, macOS, tvOS, and watchOS contain an unspecified vulnerability allowing an app to modify a sensitive kernel state.
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
https://support.apple.com/en-us/HT213841, https://support.apple.com/en-us/HT213842, https://support.apple.com/en-us/HT213843,https://support.apple.com/en-us/HT213844,https://support.apple.com/en-us/HT213845,https://support.apple.com/en-us/HT213846,https://support.apple.com/en-us/HT213848