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Ubuntu Review

Worth it

Should I use Ubuntu?

Ubuntu is the modern, open source operating system on Linux for the enterprise server, desktop, cloud, and IoT. - ubuntu.com

· 1 month ago

Buy for servers, cloud fleets, and developer workstations — the core OS is free, polished, and battle-tested at scale. Skip it if your apps or staff are Windows-bound, or if you expect enterprise-grade support and 15-year security patches without paying for Pro.

Confidence

Medium. Based on 30+ public sources; review snippets were often truncated, so ratings are unquoted.

Ratings

  • Value for money
  • Ease of use
  • Feature depth
  • Support quality
  • Security posture

Pricing

Free

Desktop / Server

ModelNot disclosed
Monthly feesNot disclosed
HardwareNot disclosed
Free tierYes
Ubuntu ProFree personal (up to 5 machines); paid, metered on public clouds
Enterprise / IoT servicesCustom quote

Best for

  • Enterprise servers and cloud fleets
  • Developer workstations
  • IoT and edge device builders
  • Cost-conscious teams leaving Windows

Not for

  • Windows-only apps and users (Office, Adobe)
  • Non-technical users who never want a terminal
  • Teams expecting enterprise support or 15-year patches for free

Gotchas - check before you buy

high

Hidden enterprise costs: support contracts, ESM subscriptions, professional services

medium

Ubuntu Pro is free only for personal use on up to 5 machines; businesses must pay

medium

Standard LTS security window ends before Pro's 15-year coverage; ESM is paid

low

Ubuntu Forums breach was historic and site-specific, not the OS itself

Pros and cons

Pros

  • Free, open source; reviewers cite real software-license savings
  • Server users consistently praise it
  • PCMag: free, powerful, well-designed OS
  • Up to 15 years of security maintenance via Pro
  • Huge ecosystem: ~290,000 verified companies run it

Cons

  • 'Ubuntu is free' is only half true in the enterprise
  • 2026 kernel and systemd local privilege-escalation CVEs
  • Windows switchers report a rough start
  • Long-term security fixes (ESM) cost extra
  • Ubuntu Forums suffered a security breach historically

Sources & method

- 14 sources - Transparent CVE program with fast patching; two 2026 local privilege-escalation CVEs and a historic Forums breach on record.

official x3review x5security x3news x3
  • CVE-2026-3888: root access via systemd cleanup timing exploit, High-severity local privilege escalation disclosed and patched in 2026.
  • CVE-2026-31431 'Copy Fail' kernel privilege escalation, Local kernel vulnerability; fixes shipped by Ubuntu in 2026.
  • Ubuntu Forums breach (historic), Past breach of the Forums site; Canonical reported user passwords not compromised.

Key stats

  • Value for money: 5/5

    Rating

  • Free

    Starting price

  • 14

    Sources

  • Analyzed

  • Value for money: 5/5. Free core; cuts proprietary license costs
  • Ease of use: 4/5. Polished desktop; Windows switchers report friction
  • Feature depth: 4/5. Desktop to server, cloud, IoT coverage
  • Support quality: 3/5. Paid Pro support exists; quality unverified
  • Security posture: 3/5. Fast public patching; 2026 root-exploit CVEs
  • 2004 Founded By Mark Shuttleworth (Wikipedia)
  • Yes Free tier Personal use, up to 5 machines
  • ~25.4% Market share Operating systems (Enlyft)
  • 290,068 Adoption Verified companies (Landbase, 2026)

Pricing

Desktop / Server

Free

  • Full OS, community support
  • Development partly donation-funded

Ubuntu Pro

Free personal (up to 5 machines); paid, metered on public clouds

  • ESM security up to 15 years
  • Hardening and compliance (USG)
  • Enterprise support

Enterprise / IoT services

Not disclosed

  • Desktop enterprise services
  • Ubuntu Core for devices

Security

Transparent CVE program with fast patching; two 2026 local privilege-escalation CVEs and a historic Forums breach on record.

  • CVE-2026-3888: root access via systemd cleanup timing exploitHigh-severity local privilege escalation disclosed and patched in 2026.⁹
  • CVE-2026-31431 'Copy Fail' kernel privilege escalationLocal kernel vulnerability; fixes shipped by Ubuntu in 2026.10
  • Ubuntu Forums breach (historic)Past breach of the Forums site; Canonical reported user passwords not compromised.11

What users say

Reviewers and Reddit users broadly call Ubuntu polished, free, and reliable for servers, with gripes about switching friction and enterprise costs.

Full analysis

Based on 30+ public sources; review snippets were often truncated, so ratings are unquoted.

Free, enterprise-grade Linux for servers, clouds, and dev machines; skip if you're Windows-only or want free support.

Methodology

Based on 30+ public sources; review snippets were often truncated, so ratings are unquoted.

Read how a report is made.

Sources

  1. Ubuntu review — PCMagpcmag.com
    review
  2. Ubuntu Reviews — G2g2.com
    review
  3. Ubuntu Server Reviews — G2g2.com
    review
  4. Ubuntu Reviews — Capterracapterra.com
    review
  5. Switching from Windows to Ubuntu — Reddit r/linuxreddit.com
    review
  6. Ubuntu Pro pricingubuntu.com
    official
  7. Ubuntu Securityubuntu.com
    official
  8. Ubuntu Expanded Security Maintenanceubuntu.com
    official
  9. CVE-2026-3888 root exploit — The Hacker Newsthehackernews.com
    security
  10. Copy Fail kernel CVE fixes — Ubuntu blogubuntu.com
    security
  11. Ubuntu Forums breach notice — Canonicalcanonical.com
    security
  12. What Ubuntu costs in the enterprise — RockLogicrocklogic.at
    news
  13. Companies using Ubuntu — Landbasedata.landbase.com
    news
  14. Ubuntu — Wikipediaen.wikipedia.org
    news

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