Ubuntu 6.x — End of Life
EOL Actively exploitedUbuntu 6.x — All releases
| Version | Released | Active support | EOL date | Latest patch | Status |
|---|---|---|---|---|---|
| 6.10 | Oct 26, 2006 | Oct 26, 2006 | Apr 26, 2008 | 6.10 | EOL |
| 6.06LTS | Aug 10, 2006 | Jun 1, 2011 | Jun 1, 2011 | 6.06.2 | EOL |
CVEs affecting Ubuntu 6.x (2)
| CVE | Severity | CVSS | EPSS | KEV | Cycle | Description | Published |
|---|---|---|---|---|---|---|---|
| CVE-2026-31431 | HIGH | 7.8 | 96.27% | KEV | 6.10 | In the Linux kernel, the following vulnerability has been resolved: crypto: algif_aead - Revert to operating out-of-pla… | Apr 22, 2026 |
| CVE-2026-31431 | HIGH | 7.8 | 96.27% | KEV | 6.06 | In the Linux kernel, the following vulnerability has been resolved: crypto: algif_aead - Revert to operating out-of-pla… | Apr 22, 2026 |
Ubuntu 6.x is EOL — migrate to Ubuntu 7.x
Ubuntu 7.x is the next major release. Plan your upgrade before Ubuntu 6.x stops receiving security patches.
Frequently asked questions
Is Ubuntu 6 end of life?
Yes. All Ubuntu 6.x releases have reached end of life and no longer receive security patches. There are 2 known CVEs affecting Ubuntu 6.x. Migrate to Ubuntu 7.x as soon as possible.
What CVEs affect Ubuntu 6?
There are 2 CVEs tracked for Ubuntu 6.x and 2 listed in the CISA Known Exploited Vulnerabilities catalog. See the full list above with CVSS and EPSS scores.
What is the latest Ubuntu 6 version?
The latest Ubuntu 6.x patch release is 6.10, released on October 26, 2006. Always run the latest patch to benefit from all security fixes.
How to migrate from Ubuntu 6 to Ubuntu 7?
To migrate from Ubuntu 6 to Ubuntu 7: (1) review the official Ubuntu 7 migration guide for breaking changes, (2) update dependencies and configuration accordingly, (3) test thoroughly in a staging environment, (4) deploy with a rollback plan. Starting early gives you time to resolve compatibility issues before your current version reaches end of life.
Is it safe to run Ubuntu 6 in production?
No. Ubuntu 6 has reached end of life and security vulnerabilities are no longer patched. Critically, 2 CVEs affecting Ubuntu 6.x are in the CISA KEV catalog — meaning they are actively exploited in the wild. Upgrade to a supported version immediately.
Data sourced from endoflife.date · CVE data from NVD · EPSS from FIRST.org · KEV from CISA