12.07.2015 Views

Apple iOS 4 Security Evaluation

Apple iOS 4 Security Evaluation

Apple iOS 4 Security Evaluation

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<strong>iOS</strong> 4.3 ASLRASLR is a common runtime security feature on desktopand server operating systems and is a good genericprotection against remote exploits<strong>iOS</strong> 4.3 introduced ASLR support<strong>iOS</strong> 4.3 requires iPhone 3GS and later (ARMv7)Apps must be compiled with PIE support for full ASLR,otherwise they only get partial ASLR<strong>iOS</strong> 4.3 built-in apps and executables are all PIE

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