A16-FuseBypass: Debug Logic Enabled on Production Apple Silicon
11 days ago
- #hardware-vulnerability
- #security-research
- #Apple-A16
- Critical hardware-level vulnerability in Apple A16 Bionic chip used in iPhone 14 Pro Max.
- Debug logic meant for development silicon can be executed on production-fused devices without any modifications.
- Flaw involves SecureROM, firmware, HAL, and co-processors executing debug routines despite production configuration.
- Implications include expanded attack surface, leakage of privileged telemetry, and potential exploitation by advanced threats.
- Confirmed on multiple unmodified devices running official iOS firmware.
- Repository includes logs, analysis, and steps to reproduce the issue.
- Undermines foundational assumptions of Apple’s hardware trust model.