CoolStar Shares Progress Update on 'Cheyote' Jailbreak of iOS 15

CoolStar has shared a progress update on the upcoming 'Cheyote' jailbreak of iOS 15. Based on the task list below, it appears the jailbreak is nearly complete.

iOS 15.0 - 15.1.1 A11 - A14 jailbreak progress:
✅ breaking out of sandbox
✅ getting root
✅ getting read/write access to filesystem (except rootfs)
✅ break AMFI / codesign
✅ run shell commands
- bugs identified: fork() broken on A12+
✅ fix fork() on A12+
- bugs identified: dyld hook
✅ get OpenSSH running
✅ get legacy (Odyssey) launchd injection working
✅ add USB Ethernet debug support
⌛ fix dyld hook
✅ get userspace reboot working
✅ get Cheyote recovery working
✅ get system services started properly after userspace reboot
- bugs identified: requires manual intervention where a command must be run in Cheyote recovery first
⌛ fix userspace reboot bug so manual intervention isn't needed
✅ put a bounty out for an iOS 15 tweak to install
✅ run tweak in SpringBoard
⌛ make sure injection works in app store apps

In a followup post this morning, CoolStar notes that "safe mode still works".


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