iOS 12.4 - Sandbox Escape due to Integer Overflow in mediaserverd Exploit

mediaserverd has various media parsing responsibilities; its reachable from various sandboxes and is able to talk to interesting kernel drivers so is a valid target in an exploit chain. One of the services it vends is com.apple.audio.AudioFileServer, a fairly simple XPC service which will parse...

iOS 12.4 - Sandbox Escape due to Integer Overflow in mediaserverd

iOS 12.4 - Sandbox Escape due to Integer Overflow in mediaserverd mediaserverd has various media parsing responsibilities; its reachable from various sandboxes and is able to talk to interesting kernel drivers so is a valid target in an exploit chain. One of the services it vends is...