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Difference between revisions of "S5L8930"
(limera1n is not an exploit, and re-arranged RAM in alphabetical order.) |
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| − | An SoC developed by Apple in-house chip design department. It is currently used in [[k48ap|iPad]], [[N90ap|iPhone 4]], [[K66ap|Apple TV 2G]], and [[N81ap|iPod |
+ | An SoC developed by Apple in-house chip design department. It is currently used in [[k48ap|iPad]], [[N90ap|iPhone 4]], [[K66ap|Apple TV 2G]], and [[N81ap|iPod touch 4G]]. Publicly, Apple refers to this chip as the '''A4'''. |
== Exploits == |
== Exploits == |
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=== [[Userland]] === |
=== [[Userland]] === |
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* [[MobileBackup Copy Exploit]] - Works up to [[iOS]] 3.2 |
* [[MobileBackup Copy Exploit]] - Works up to [[iOS]] 3.2 |
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| − | * [[ |
+ | * [[Malformed CFF Vulnerability]] - Works up to [[iOS]] 3.2.1 (and iOS 4.0 and 4.0.1) |
== Boot Chain == |
== Boot Chain == |
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Revision as of 19:09, 12 October 2010
An SoC developed by Apple in-house chip design department. It is currently used in iPad, iPhone 4, Apple TV 2G, and iPod touch 4G. Publicly, Apple refers to this chip as the A4.
Contents
Exploits
iBoot
Bootrom
- Geohot used a bootrom exploit in limera1n that does not have publicly released technical details.
- SHAtter
Kernel
- BPF STX Kernel Write Exploit - Works up to iOS 3.2
- IOSurface Kernel Exploit - Works up to iOS 3.2.1 (and iOS 4.0 and 4.0.1)
Userland
- MobileBackup Copy Exploit - Works up to iOS 3.2
- Malformed CFF Vulnerability - Works up to iOS 3.2.1 (and iOS 4.0 and 4.0.1)
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.
