Well, it has a history of soundness bugs.
"Serious" soundness bugs? That's a stronger claim, and one that you introduced. So you have the burden of proof. Which of those soundness bugs are serious, and what about them makes them so?
From TFA:
> How on earth was this not found before this???
https://github.com/rust-lang/rust/issues/164250#issuecomment...
> Assigning P-high
In general I agree with fg137's assessment of soundness bugs as being inherently high-impact, i.e., serious:
> The Rust community is well aware that such bugs exist, will be found, and address them just like other high impact bugs.
From TFA:
> How on earth was this not found before this???
https://github.com/rust-lang/rust/issues/164250#issuecomment...
> Assigning P-high
https://github.com/rust-lang/rust/issues/164250#issuecomment...
In general I agree with fg137's assessment of soundness bugs as being inherently high-impact, i.e., serious:
> The Rust community is well aware that such bugs exist, will be found, and address them just like other high impact bugs.