On Tue, Oct 11, 2022 at 1:16 AM Sami Tolvanen <samitolvanen@xxxxxxxxxx> wrote: > > Rust supports IBT with -Z cf-protection=branch, but I don't see this > option being enabled in the kernel yet. Cross-language CFI is going to > require a lot more work though because the type systems are not quite > compatible: > > https://github.com/rust-lang/rfcs/pull/3296 I have pinged Ramon de C Valle as he is the author of the RFC above and implementation work too; since a month or so ago he also leads the Exploit Mitigations Project Group in Rust. Cheers, Miguel