StackDrift

End of life / Ubuntu / 21.04

Ubuntu 21.04 end of life

Ubuntu 21.04 reached end of life on 20 January 2022, 1,690 days ago.

The detail

Released
22 April 2021
End of life
20 January 2022
Countdown
1,690 days ago
Status
End of life
Long term support
No
Newest build on this release
21.04
Newest release overall
26.04.1

CVEs that reach 21.04

Ubuntu ships security fixes for supported releases through its own package archive. Those CVEs are fixed by updating packages rather than by moving off this release, so they are not listed here.

Where to move next

The newest tracked release is 26.04.1.

Other Ubuntu releases

Vendor sources last checked 6 September 2026, and checked daily. This data last changed on 6 September 2026.

You just looked this up by hand, for one version

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