Debian 12 End of Life
Support dates and upgrade guidance — rebuilt from live data.
Supported
Debian 12 is actively supported. It reaches end of life on 30 Jun 2028.
634 days of security support left
12.15 latest release
66% of this branch's supported lifetime has elapsed — 10 Jun 2023 → 30 Jun 2028.
Check your versioncat /etc/os-release
Support timeline
Official dates from the Debian release process.
| Milestone | Date | Status |
|---|---|---|
| Initial release | 10 Jun 2023 | 3y 4mo ago |
| Debian Security Support ended | 11 Jul 2026 | security fixes only after this |
| Debian <abbr title="Long Term Support">LTS</abbr> ends | 30 Jun 2028 | in 1y 9mo |
| <abbr title="Extended LTS">ELTS</abbr> ends | 30 Jun 2033 | in 6y 9mo |
| Latest release | 12.15 · 11 Jul 2026 | current |
How much runway a newer branch buys
Moving to Debian 13 extends security support by about 730 days.
| Branch | End of life | Days left | vs 12 |
|---|---|---|---|
| Debian 13 | 30 Jun 2030 | 1,364 | +730 days |
| Debian 12 | 30 Jun 2028 | 634 | this branch |
Frequently asked questions
When does Debian 12 reach end of life?
Debian 12 reaches end of life on 30 Jun 2028 — 634 days from now. After that date it receives no security fixes.
Is Debian 12 still supported?
Yes. Debian 12 is currently maintained. Latest release: 12.15, published 11 Jul 2026.
What happens when Debian 12 reaches end of life?
Security fixes stop. After 30 Jun 2028 this branch receives no further updates under standard support, though extended support runs to 30 Jun 2033.
How long do I have to upgrade from Debian 12?
634 days. Moving to Debian 13 instead buys roughly 730 more days of security support.