Re: [PATCH v2 01/39] Documentation/x86: Add CET description

Edgecombe, Rick P
2022-10-26T21:59:41Z

On Thu, 2022-10-13 at 14:28 -0700, Rick Edgecombe wrote:
> In the meantime we could have a new bit shstk_strict,
> that requests behavior like these patches implement, and kills the
> process on violation. Glibc/tools could add support for this strict
> bit
> and anyone that wants to more carefully compile with it could finally
> get shadow stack today. Then the implementation of the warn and
> continue mode could follow that, and glibc could map the original
> shstk
> bit to that kernel mode. So the old binaries would get there
> eventually, which is better than the continuing nothing they have
> today.

Hi,

Any thoughts on this proposal?

Thanks,

Rick