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Re: W^X toggle button in RWX allocation
On Sun, Jun 04, 2017 at 02:41:16PM +0200, Kamil Rytarowski wrote:
> There is a new code for RWX memory mapping with MAP_REMAPDUP.
> Is there a functionality to switch which mapping is in force? To
> manually switch between RW or RX? This would be useful for the W^X
> mechanism in firefox.
Look at the libffi and t_mprotect changes. That basically cover the
normal ways to do this.
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