oh i see grsecurity has /finally/ published their RAP thing, and they still claim it is “ROP-proof”. I guess I should go break it.
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took a very quick look - am I missing something or is there no protection on memcpy? is that something reserved for the full version? -_-
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and on some functions the return address check is just wrong. like this - see the problem? ghostbin.com/paste/kwznb
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this is why the commercial version is claimed to be ROP-proof. lots of little things under the hood there ;).
Feb 9, 2017 · 12:57 PM UTC
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