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SMEP prevents execution.

SMEP prevents execution.

Posted Nov 19, 2012 5:40 UTC (Mon) by gmatht (subscriber, #58961)
In reply to: Attacking hardened Linux systems with kernel JIT spraying by aliguori
Parent article: Attacking hardened Linux systems with kernel JIT spraying

Unless I am missing something, Supervisor Mode Execution Protection (SMEP) only prevents execution from (not writing to) user space addresses.


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