Ubuntu 21.10 · Version Status
Ubuntu 21.10 End of Life Date
Ubuntu 21.10 end-of-life date, support status, and CVE risk. Data from endoflife.date and official vendor documentation.
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Ubuntu 21.10 is past end of life. This version no longer receives security patches. 1395 days past EOL — migrate to a supported version immediately.
EOL Date
Jul 14, 2022
1395 days past EOL
Latest Release
21.10
Standard release
Release Date
Oct 14, 2021
Ubuntu 21.10 series
TuxCare
Extended Ubuntu 21.10 Support
Extended Lifecycle Support for Ubuntu — security patches beyond Canonical EOL.
Learn More →
| Version | Latest | EOL Date | Status |
|---|
| 4.10 |
4.10 |
Apr 30, 2006 |
EOL |
| 5.04 |
5.04 |
Oct 31, 2006 |
EOL |
| 5.10 |
5.10 |
Apr 13, 2007 |
EOL |
| 6.06 LTS |
6.06.2 |
Jun 1, 2011 |
EOL |
| 6.10 |
6.10 |
Apr 26, 2008 |
EOL |
| 7.04 |
7.04 |
Oct 19, 2008 |
EOL |
| 7.10 |
7.10 |
Apr 18, 2009 |
EOL |
| 8.04 LTS |
8.04.4 |
May 9, 2013 |
EOL |
What does Ubuntu 21.10 end of life mean?
When Ubuntu 21.10 reaches end of life, the maintainers stop issuing security patches for this version. CVEs discovered after the EOL date are publicly disclosed on the National Vulnerability Database with no patch available. Exploit code frequently appears on GitHub within days of disclosure.
The CVE blind spot: Most vulnerability scanners check for known CVEs but do not flag the ongoing accumulation of unpatched vulnerabilities in EOL software versions. Running Ubuntu 21.10 past its EOL date creates a permanently growing attack surface that standard security tooling will not surface.
Migrate to Ubuntu 26.04 or implement compensating controls — network segmentation, enhanced monitoring, restricted access — while migration is underway.
Frequently Asked Questions
When does Ubuntu 21.10 reach end of life?
Ubuntu 21.10 reached end of life on July 14, 2022. This version is no longer receiving security patches.
Is Ubuntu 21.10 still supported?
No. Ubuntu 21.10 reached end of life on July 14, 2022 and is no longer receiving security patches.
What should I upgrade to from Ubuntu 21.10?
The recommended upgrade from Ubuntu 21.10 is
Ubuntu 26.04 — the latest actively supported version. Check the
Ubuntu full timeline for all supported versions.
What are the security risks of running Ubuntu 21.10 past EOL?
When Ubuntu 21.10 reaches end of life, the maintainers stop issuing security patches. Any CVEs disclosed after the EOL date accumulate with no remediation path. Most vulnerability scanners do not flag this — it is the CVE blind spot. Organizations running EOL Ubuntu should migrate immediately or implement compensating controls.