The iPhone Wiki is no longer updated. Visit this article on The Apple Wiki for current information. |
Baseband Bootloader
The baseband bootloader is the code which runs before the baseband FW, it is responsible for signature checking and updating the baseband. See also bootloader.
Contents
Revisions
3.9
This is the old bootloader from the iPhone/S-Gold 2. It is vulnerable to Minus 0x400 and IPSF
4.6
This is the new bootloader from the iPhone/S-Gold 2. It is vulnerable to Minus 0x20000 with Back Extend Erase
5.8
This is the bootloader from the iPhone 3G/X-Gold 608. Currently it has no known exploits. It is, in contrast to 3.9 and 4.6, sig checked on startup.
DWD_ICE2_SECURE_BOOTLOADER/Secure_ICE2_Bootloader.5.8.fls.
5.9
This is the latest bootloader of iPhone 3G/X-Gold 608. Still has no known exploits and it was released as soon as Apple knew Dev Team could downgrade their iPhone 3G baseband from 1.48 to 1.45. Now, all the iPhone 3G has bootloader 5.9.
DWD_ICE2_SECURE_BOOTLOADER/Secure_ICE2_Bootloader.5.9.fls