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Release 2026_003 (2026-01-26)

Impact

25.11

  • restart of the postfix service due to configuration changes if the mailstub role is active

  • Machines will reboot to activate a changed kernel.

NixOS 25.11 platform

  • fix an issue with the Postfix configuration when using the mailstub service that would lead to an unintended hostname in SMTP HELO and EHLO commands

  • nginx: run logrotate daily (PL-135102)

This regressed with our 25.11 overhaul of the NGINX module. Reverting to our previous behavior.

  • Pull upstream NixOS changes, security fixes, and package updates:
    • chromedriver: 143.0.7499.192 -> 144.0.7559.59
    • chromium: 143.0.7499.192 -> 144.0.7559.59
    • erlang: 28.3 -> 28.3.1
    • firefox: 146.0.1 -> 147.0.1
    • keycloak: 26.4.7 -> 26.5.1
    • linuxKernelStable: 6.12.65 -> 6.12.66
    • linuxKernelVerify: 6.12.65 -> 6.12.66
    • matrix-synapse: 1.144.0 -> 1.145.0
    • nodejs_20: 20.19.6 -> 20.20.0
    • uv: 0.9.24 -> 0.9.26

Detailed Changes