macOS 10.14.3 iOS 12.1.3 - Kernel Heap Overflow in PF_KEY due to Lack of Bounds Checking when Retrieving Statistics

macOS 10.14.3 iOS 12.1.3 - Kernel Heap Overflow in PFKEY due to Lack of Bounds Checking when Retrieving Statistics / Inspired by Ned Williamsons's fuzzer I took a look at the netkey code. keygetsastat handles SADBGETSASTAT messages: It allocates a buffer based on the number of SAs there currently...