Provide references for CVE-2019-8570.
Where can I find more information about CVE-2019-8570?
References are available at: https://support.apple.com/en-us/HT209443, https://support.apple.com/en-us/HT209447, https://support.apple.com/en-us/HT209449, https://support.apple.com/en-us/HT209450, https://support.apple.com/en-us/HT209451.