Freebsd 4.x — End of Life
EOLFreebsd 4.x — All releases
| Version | Released | Active support | EOL date | Latest patch | Status |
|---|---|---|---|---|---|
| 4.11 | Jan 25, 2005 | — | Jan 31, 2007 | — | EOL |
| 4.10 | May 27, 2004 | — | Jan 31, 2007 | — | EOL |
| 4.9 | Oct 28, 2003 | — | Aug 31, 2004 | — | EOL |
| 4.8 | Apr 3, 2003 | — | Feb 28, 2004 | — | EOL |
| 4.7 | Oct 10, 2002 | — | Jul 31, 2003 | — | EOL |
| 4.6 | Jun 15, 2002 | — | Jan 31, 2003 | — | EOL |
| 4.5 | Jan 29, 2002 | — | Sep 30, 2002 | — | EOL |
| 4.4 | Sep 20, 2001 | — | Apr 30, 2002 | — | EOL |
| 4.3 | Apr 20, 2001 | — | Dec 31, 2001 | — | EOL |
| 4.2 | Nov 21, 2000 | — | Jul 31, 2001 | — | EOL |
| 4.1 | Jul 27, 2000 | — | Feb 28, 2001 | — | EOL |
| 4.0 | Mar 14, 2000 | — | Oct 31, 2000 | — | EOL |
| 4 | Mar 14, 2000 | — | Jan 31, 2007 | — | EOL |
CVEs affecting Freebsd 4.x (0)
Freebsd 4.x is EOL — migrate to Freebsd 5.x
Freebsd 5.x is the next major release. Plan your upgrade before Freebsd 4.x stops receiving security patches.
Frequently asked questions
Is Freebsd 4 end of life?
Yes. All Freebsd 4.x releases have reached end of life and no longer receive security patches. Migrate to Freebsd 5.x as soon as possible.
What CVEs affect Freebsd 4?
No CVEs are currently tracked for Freebsd 4.x in our database. This may mean no vulnerabilities have been recorded yet, or the data is still syncing.
What is the latest Freebsd 4 version?
Check the version table above for the latest Freebsd 4.x patch release.
How to migrate from Freebsd 4 to Freebsd 5?
To migrate from Freebsd 4 to Freebsd 5: (1) review the official Freebsd 5 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 Freebsd 4 in production?
No. Freebsd 4 has reached end of life and security vulnerabilities are no longer patched. Upgrade to a supported version immediately.
Data sourced from endoflife.date · CVE data from NVD · EPSS from FIRST.org · KEV from CISA