linux-kernel - Re: [tip: x86/core] x86/ibt: Implement FineIBT-BHI mitigation

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <CAOcBZOQnGCqKut-BTvfJNgB9Rz+f5DAANwMs9DU16Js+QDGOrw@mail.gmail.com>
Date: Tue, 11 Mar 2025 13:23:39 -0700
From: Ramon de C Valle <rcvalle@...gle.com>
To: Miguel Ojeda <miguel.ojeda.sandonis@...il.com>
Cc: Peter Zijlstra <peterz@...radead.org>, Matthew Maurer <mmaurer@...gle.com>, 
	linux-kernel@...r.kernel.org, ojeda@...nel.org, 
	linux-tip-commits@...r.kernel.org, 
	Scott Constable <scott.d.constable@...el.com>, Ingo Molnar <mingo@...nel.org>, 
	Kees Cook <kees@...nel.org>, x86@...nel.org, Sami Tolvanen <samitolvanen@...gle.com>, 
	Alice Ryhl <aliceryhl@...gle.com>
Subject: Re: [tip: x86/core] x86/ibt: Implement FineIBT-BHI mitigation

On Tue, Mar 11, 2025 at 12:41 PM Miguel Ojeda
<miguel.ojeda.sandonis@...il.com> wrote:
>
> On Tue, Mar 11, 2025 at 8:09 PM Ramon de C Valle <rcvalle@...gle.com> wrote:
> >
> > I've submitted a PR for it:
> > https://github.com/rust-lang/rust/pull/138368. Let me know if you're
> > able to give it a try.
>
> Thanks Ramon, that was quick!
>
> Left a comment there and linked it -- if you meant to ask Peter, then
> I guess it would be easiest for him to use the first nightly that has
> it as a `-Z` flag.
>
> i.e. I think it is simple enough to land it as-is, especially if we
> add the quick check I suggested.

Left a note there. Let me know what you think. Yes, I guess we could
just check the next nightly that has those changes.