iOS Kernel Heap Armageddon - Hakim
iOS Kernel Heap Armageddon - Hakim
iOS Kernel Heap Armageddon - Hakim
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Zone Page Allocation Distribution<br />
• accross 25 reboots there was a single common page among all the allocations<br />
• the 26th reboot made it go away<br />
• because of the randomness adjacent memory pages are very unlikely<br />
• it is not possible to say anything about the relative position of pages<br />
• overflowing out of a page will most likely crash<br />
• ... but this is only true for single page zone<br />
Stefan Esser • <strong>iOS</strong> <strong>Kernel</strong> <strong>Heap</strong> <strong>Armageddon</strong> REVISITED • July 2012 •<br />
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