Provide references for CVE-2021-30937.
Where can I find more information about CVE-2021-30937?
References are available at: https://support.apple.com/en-us/HT212975, https://support.apple.com/en-us/HT212976, https://support.apple.com/en-us/HT212978, https://support.apple.com/en-us/HT212979, https://support.apple.com/en-us/HT212981, https://support.apple.com/en-us/HT212980, http://packetstormsecurity.com/files/165475/XNU-inm_merge-Heap-Use-After-Free.html.