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S5L8930
A system on a chip ("SoC") developed by Apple's in-house chip design department. It is used in iPad, both models of the iPhone 4 (GSM and CDMA), Apple TV 2G and the iPod touch 4G. Publicly, Apple refers to this chip as the A4.
Contents
Exploits
Bootrom
iBoot
Kernel
- BPF STX Kernel Write Exploit - Works up to iOS 3.2
- IOSurface Kernel Exploit - Works up to iOS 4.0.1 (excluding iOS 3.2.2)
- Packet Filter Kernel Exploit - Works up to iOS 4.1
- HFS Legacy Volume Name Stack Buffer Overflow - Works up to iOS 4.2.8
- ndrv_setspec() Integer Overflow - Works up to iOS 4.3.3
- Incomplete Codesign Exploit- Works up to iOS 4.3.3 (excluding iOS 4.2.9/4.2.10)
- Racoon String Format Overflow Exploit- Works up to iOS 5.0.1
- HFS Heap Overflow - Works up to iOS 5.0.1
Userland
- MobileBackup Copy Exploit - Works up to iOS 3.2
- Malformed CFF Vulnerability - Works up to iOS 4.0.1 (excluding iOS 3.2.2)
- T1 Font Integer Overflow- Works up to iOS 4.3.3 (excluding 4.2.9 and 4.2.10)
Boot Chain
Bootrom->LLB->iBoot->Kernel->System Software
Specifications
- CPU: ARM Cortex-A8
- GPU: PowerVR SGX 535
- A/V Playback: PowerVR VXD
- RAM: 256 MB (Apple TV 2G, iPad, and iPod touch 4G) or 512 MB (iPhone 4)
Aside from the iPhone 4's additional RAM and an overall higher clock speed, these are the same specifications as the S5L8920 and S5L8922.
