Wednesday, January 14, 2026

Re: Stack pivot, W^X break

> And since I'm bringing this up, there's also this:
> https://git.hardenedbsd.org/hardenedbsd/HardenedBSD/-/issues/107
> Obviously, the link there is for HardenedBSD but the script seems to work the same on OpenBSD as well.

No, it fails on pinsyscalls.

But I was also under the impression that OpenBSD which does not sync
mmap()ed file contents and open/read/write()s would be less
susceptible to this kind of trickery just on general principle.

--
May the most significant bit of your life be positive.

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