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S5L8920

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Revision as of 04:51, 16 July 2009 by ChronicDev (talk | contribs) (→‎iBoot / Kernel)

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This is the processor used in the iPhone 3GS.

S5L8920 using THUMB-2 instruction set as much as ARM and THUMB ones. So the compiled binaries are not compatible with older CPUs.

Contents

1 Exploits
- 1.1 iBoot / Kernel
- 1.2 Bootrom
2 Boot Chain
3 See also

Exploits

iBoot / Kernel

iBoot Environment Variable Overflow - Firmware 3.1b1 and below

Bootrom

0x24000 Segment Overflow

Boot Chain

Bootrom->LLB->iBoot->Kernel->System Software

See also

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