Small Codebase is Typically Safer (More Aftermarket Snakeoil Means More Holes)
Rust is just more code
This is what the front page of OpenBSD says right now: "Only two remote holes in the default install, in a heck of a long time!"
What we said about Linux with Rust (Rust is just more code, more dependencies, more of Microsoft's proprietary GitHub, can be more security holes, memory safety aside) has aged well so far: The Life of Linux Will Be Shortened by a Misguided Adoption of Rust (which Microsoft employees use to attack prominent Linux developers)
"Programming is not about typing. It's about thinking." - Rich Hickey