Apple iOS/macOS - Sandbox Escape due to Trusted Length Field in Shared Memory used by HID Event Subsystem

iohideventsystem is a MIG service which provides proxy access to various HID devices for untrusted clients. On iOS it's hosted by backboardd and on MacOS by hidd. The actual implementation is in IOKit.framework. I, and also pangu jailbreak team, had previously found a few bugs in the kernel...

Apple iOSmacOS - Sandbox Escape due to Trusted Length Field in Shared Memory used by HID Event Subsystem

Apple iOSmacOS - Sandbox Escape due to Trusted Length Field in Shared Memory used by HID Event Subsystem iohideventsystem is a MIG service which provides proxy access to various HID devices for untrusted clients. On iOS it's hosted by backboardd and on MacOS by hidd. The actual implementation is ...