Google Deprecates Linux Kernel Binder C Driver in Favor of Rust
Google is replacing the Android Binder inter-process communication driver in the Linux kernel with a Rust-based implementation to improve memory safety.
Google is deprecating the Binder C driver from the Linux kernel.
Maintenance of the existing C codebase has proved difficult, leading to this transition. You will see it replaced by a Rust-based alternative. Binder acts as a primary inter-process communication mechanism within Android. The Rust version replicates current functionality while adding memory safety benefits.
Integrating Rust into the Linux kernel targets common C development issues, including buffer overflows and use-after-free vulnerabilities. The legacy C driver faces deprecation as the new Rust implementation reaches parity.
Removal happens once the Rust-based driver verifies it handles operational requirements currently met by existing infrastructure.