I upgraded my ports builder from snaps yesterday and I hit this when running cvs up:
--8<-- russell ~$ ssh [email protected] Warning: the ED25519 host key for 'ftp.hostserver.de' differs from the key for the IP address '2a00:15a8:0:100:d91f:5023:0:1' Offending key for IP in /home/jca/.ssh/known_hosts:2 Matching host key in /home/jca/.ssh/known_hosts:12 Are you sure you want to continue connecting (yes/no)? ^C russell ~$ grep -n -F -e ftp.hostserver.de -e 217.31.80.35 -e 2a00:15a8:0:100:d91f:5023:0:1 ~/.ssh/known_hosts 1:ftp.hostserver.de,217.31.80.35 ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBF7jym1iJpFZfWWS+TTCGQv/CcVoFR4MVCR45YB6mmTL3V5bWwIQ8ggYGgbLcRV+M9VQL2zm0Nykw5HXbFXQ9D8= 2:2a00:15a8:0:100:d91f:5023:0:1 ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBF7jym1iJpFZfWWS+TTCGQv/CcVoFR4MVCR45YB6mmTL3V5bWwIQ8ggYGgbLcRV+M9VQL2zm0Nykw5HXbFXQ9D8= 11:ftp.hostserver.de,217.31.80.35 ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQDlCI96jPiGKnN07xj5ZhVPvo0gMo3TZOMtuf02afv9xm6+2vQlVqJThnavg3W0u6gaHV45MtldA/P4DaQbG50DPof9mJ3y1U2hbl+kU8tTfpVMC0WdXHbTpSmdkp5KVirFwZcubd2UFn8dXNtosULMahghvI2WzynLiO/hILzMrKE3J9LMG9mH2cbB3dAZ2KsHklQnrPb8xWhvaskcs3z94LgNyZbxF3uhOZBz019m5ba/DMjyoTLoNNNSRZ/Ur8JQIRSVzQPUwJ+AXCiZ8OoPF6RNmU9WjTFPt5K7dr4kOyZpDTBu103b2TUaJfiB/Gz2BNqyK11tLjLfXQO6Wez5 12:ftp.hostserver.de,217.31.80.35 ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIGtEuMXXJNl4whGkEOPWiq/XHgfzejdJvOKFL8S3kZDL -->8-- I have "family inet6 inet4" on this machine, so IPv6 is tried first. On my laptop I hit the same issue with a dual-stack server of mine, both with ssh -4 and ssh -6 <server> (I can provide details if needed). After cvs up -D2020/10/03, ./ssh/obj/ssh doesn't spit the warning, it happens again with cvs up -D2020/10/04. cc'ing djm since this *looks* like fallout from the recent UpdateHostKeys changes. -- jca | PGP : 0x1524E7EE / 5135 92C1 AD36 5293 2BDF DDCC 0DFA 74AE 1524 E7EE
