First public macOS kernel memory corruption exploit on Apple M5
Summary
This post reports the first public macOS kernel memory corruption exploit on Apple's M5 silicon, leveraging Memory Tagging Extension (MTE) and Memory Integrity Enforcement (MIE). It describes the exploit path, collaboration with Mythos Preview, and notes that full technical details will be released after Apple issues a fix. The piece frames hardware-backed mitigations as strong but not invulnerable, and discusses the broader implications for memory-safety research and disclosure.