‍Ubuntu 26.10 completes its transition to Rust-based coreutils

Ubuntu 26.10 completes the distro’s move to Rust-based core utilities, with the commands previously held back due to security issues now migrated to memory-safe versions. cp, mv and rm were held back on their GNU versions in Ubuntu 26.04 LTS due to a crop of TOCTOU (time-of-check to time-of-use) issues that needed to be fixed in the uutils versions.  With those issues resolved upstream, Ubuntu 26.10 finishes the job. The ‘Stonking Stingray’ ships a full set of Rust core utilities, which encompasses common command-line tools ls, cat, chmod, chownand  du. Canonical’s engineers began “oxidising” the distro – replacing foundational software with Rust alternatives – in 2025, noting the security benefits of doing so […]
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https://www.omgubuntu.co.uk/2026/09/ubuntu-2610-rust-coreutils-complete