--- title: Rust Core Utils Are Breaking Ubuntu | daily.dev description: Ubuntu's replacement of GNU core utilities (cp, ls, cat, chmod) with Rust-based uutils is causing critical bugs, including broken automatic updates due to... canonical: https://daily.dev/posts/rust-core-utils-are-breaking-ubuntu-hkojwvmfn twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: Rust Core Utils Are Breaking Ubuntu | daily.dev og:description: Ubuntu's replacement of GNU core utilities (cp, ls, cat, chmod) with Rust-based uutils is causing critical bugs, including broken automatic updates due to... og:url: https://daily.dev/posts/rust-core-utils-are-breaking-ubuntu-hkojwvmfn og:image: https://api.daily.dev/og/posts/hkojwvmfN.png og:image:alt: Rust Core Utils Are Breaking Ubuntu og:image:width: 1200 og:image:height: 630 og:locale: en --- > ## Documentation Index > Fetch the complete documentation index at: https://daily.dev/llms.txt > Use this file to discover all available pages before exploring further. # Rust Core Utils Are Breaking Ubuntu **[Mental Outlaw](https://daily.dev/sources/mentaloutlaw)** · 9 min read · 0 upvotes · 0 comments ## Summary Ubuntu's replacement of GNU core utilities (cp, ls, cat, chmod) with Rust-based uutils is causing critical bugs, including broken automatic updates due to incorrect file timestamp handling. Beyond technical issues, the MIT license of uutils raises concerns about potential proprietary forks, unlike GPL-protected GNU tools. While uutils passes most GNU test suite compatibility checks, edge cases continue to emerge, particularly affecting Ubuntu servers that rely on unattended security updates. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: ## Similar posts on daily.dev - [Project Discussion / Foundations](https://daily.dev/posts/project-discussion-foundations-ejlc9xpww) · Lobsters · 0 upvotes · 0 comments - [Ubuntu Rust Coreutils Audit Revealed 113 Issues, Ubuntu 26.10 Aims For "100% Rust Coreutils"](https://daily.dev/posts/ubuntu-rust-coreutils-audit-revealed-113-issues-ubuntu-26-10-aims-for-100-rust-coreutils--6flwrfhja) · Phoronix · 2 upvotes · 0 comments - [Ubuntu Rust: How Canonical Is Modernizing Core System Tools](https://daily.dev/posts/ubuntu-rust-how-canonical-is-modernizing-core-system-tools-6irulsi7d) · JetBrains · 6 upvotes · 0 comments - [The quiet Rust migration reshaping Linux from the inside out — and why it matters for security](https://daily.dev/posts/the-quiet-rust-migration-reshaping-linux-from-the-inside-out-and-why-it-matters-for-security-eeghcvnuq) · XDA Developers · 0 upvotes · 0 comments --- Tags: [#open-source](https://daily.dev/tags/open-source), [#linux](https://daily.dev/tags/linux), [#rust](https://daily.dev/tags/rust), [#ubuntu](https://daily.dev/tags/ubuntu) [View this post on daily.dev](https://daily.dev/posts/rust-core-utils-are-breaking-ubuntu-hkojwvmfn) ```json {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/#organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180},"sameAs":["https://twitter.com/dailydotdev","https://github.com/dailydotdev","https://www.linkedin.com/company/daily-dev-ltd"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","publisher":{"@id":"https://daily.dev/#organization"},"potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://daily.dev/search?q={search_term_string}"},"query-input":"required name=search_term_string"}}]} {"@context":"https://schema.org","@type":"TechArticle","headline":"Rust Core Utils Are Breaking Ubuntu","url":"https://daily.dev/posts/rust-core-utils-are-breaking-ubuntu-hkojwvmfn","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/rust-core-utils-are-breaking-ubuntu-hkojwvmfn"},"datePublished":"2025-10-31T21:21:43.388Z","dateModified":"2025-10-31T23:09:34.043Z","description":"Ubuntu's replacement of GNU core utilities (cp, ls, cat, chmod) with Rust-based uutils is causing critical bugs, including broken automatic updates due to...","image":"https://i.ytimg.com/vi/5NeRkZ1A4zY/sddefault.jpg","thumbnailUrl":"https://i.ytimg.com/vi/5NeRkZ1A4zY/sddefault.jpg","isAccessibleForFree":true,"articleSection":"Mental Outlaw","inLanguage":"en","publisher":{"@type":"Organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180}},"author":{"@type":"Organization","name":"Mental Outlaw","logo":"https://media.daily.dev/image/upload/s---3xRV5E---/f_auto/v1712315214/logos/mentaloutlaw","url":"https://daily.dev/sources/mentaloutlaw"},"commentCount":0,"discussionUrl":"https://daily.dev/posts/rust-core-utils-are-breaking-ubuntu-hkojwvmfn","interactionStatistic":[{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":0},{"@type":"InteractionCounter","interactionType":{"@type":"CommentAction"},"userInteractionCount":0}],"keywords":"open-source,linux,rust,ubuntu","timeRequired":"PT9M","video":{"@type":"VideoObject","name":"Rust Core Utils Are Breaking Ubuntu","description":"Ubuntu's replacement of GNU core utilities (cp, ls, cat, chmod) with Rust-based uutils is causing critical bugs, including broken automatic updates due to...","thumbnailUrl":"https://i.ytimg.com/vi/5NeRkZ1A4zY/sddefault.jpg","uploadDate":"2025-10-31T21:21:43.388Z","duration":"PT9M","url":"https://api.daily.dev/r/hkojwvmfN","embedUrl":"https://www.youtube.com/embed/5NeRkZ1A4zY"}} {"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https://daily.dev"},{"@type":"ListItem","position":2,"name":"Mental Outlaw","item":"https://daily.dev/sources/mentaloutlaw"},{"@type":"ListItem","position":3,"name":"Rust Core Utils Are Breaking Ubuntu"}]} ```