Provide references for CVE-2021-30836.
Where can I find more information about CVE-2021-30836?
References are available at: https://support.apple.com/en-us/HT212807, https://support.apple.com/kb/HT212816, https://support.apple.com/en-us/HT212814, https://support.apple.com/en-us/HT212819, https://support.apple.com/en-us/HT212815, https://support.apple.com/kb/HT212869, http://www.openwall.com/lists/oss-security/2021/12/20/6.