iOS 11.4.1 / macOS 10.13.6 icmp_error Heap Buffer Overflow

Proof of concept exploit for a remotely trigger-able heap buffer overflow vulnerability in iOS 11.4.1 and macOS 10.13.6. This exploit can be used to crash any vulnerable iOS or macOS device that is connected to the same network as the attacker's computer. The vulnerability can be triggered without any user interaction on the victim's device. The exploit involves sending a TCP packet with non-zero options in the IP and TCP headers.