OpenZFS 2.2 End of Life
Support dates and upgrade guidance — rebuilt from live data.
End of Life
OpenZFS 2.2 reached end of life on 18 Dec 2025. It no longer receives security fixes.
234 days without security patches
Recommended action: upgrade to OpenZFS 2.4. Check your versionzpool get version [zpool name]
Support timeline
Official dates from the OpenZFS release process.
| Milestone | Date | Status |
|---|---|---|
| Initial release | 27 Jul 2023 | — |
| End of life | 18 Dec 2025 | 0.6 years ago |
| Active support ended | 13 Jan 2025 | security fixes only after this |
| Latest release | 2.2.10 · 12 Jun 2026 | final |
Where to go from 2.2
Recommended target: OpenZFS 2.4.
The newest actively supported branch is OpenZFS 2.4 (latest release 2.4.3).
Frequently asked questions
Is OpenZFS 2.2 still safe to use?
OpenZFS 2.2 reached end of life on 18 Dec 2025, 234 days ago, and is no longer covered by standard support. Running it means no guaranteed security fixes.
Can I still download OpenZFS 2.2?
Yes — the final release (2.2.10) generally remains available from vendor archives and OS package mirrors, but installing it means running software with known, unpatched vulnerabilities.
What should I upgrade OpenZFS 2.2 to?
Upgrade to OpenZFS 2.4, the newest actively supported branch.