According to WMF's Operating system upgrade policy in 2024 Debian Bullseye will be depreciated.
End of LTS-Support of Buster: Jul 2024
End of support of Bullseye (by Debian Security team) August 2024
End of LTS-Support of Bullseye (by Volunteers): July 2026
| End of support by Debian security team | End of LTS-Support by volunteers | |
| Buster (oldoldstable) | not any more | Jul. 2024 |
| Bullseye (oldstable | Aug. 2024 | Jul. 2026 |
| Bookworm (stable) | Jul. 2026 | Jul. 2028 |
| Trixie (testing) | TBA | TBA |
Known blockers
- check packages and dependency changes