Kernel RCE caused by buffer overflow in Apple's ICMP packet-handling code (CVE-2018-4407)
In Summary : The networking implementation in iOS and macOS contained a heap buffer overflow, which could be triggered by sending a malici...
https://updatesinfosec.blogspot.com/2018/10/kernel-rce-caused-by-buffer-overflow-in.html

The networking implementation in iOS and macOS contained a heap buffer overflow, which could be triggered by sending a malicious packet to the device [...]
kindly refer the following link as follow up :
https://ift.tt/2Js6dkO