#25115 svn+ssh:// public key authorisation broken

[Eugene Grosbein]

Access to SVN repository with SSH public key broke. I have always used my SSH RSA key and it worked just fine but not today. Trying to "svn update" with an address `svn+ssh://dadv@svn.code.sf.net/p/mpd/svn/trunk:

debug1: Connecting to svn.code.sf.net [204.68.111.17] port 22.
debug1: Connection established.
[skip]
debug1: Local version string SSH-2.0-OpenSSH_9.1 FreeBSD-20230719
debug1: Remote protocol version 2.0, remote software version OpenSSH_7.4
debug1: Fssh_compat_banner: match: OpenSSH_7.4 pat OpenSSH_7.4* compat 0x04000006
debug1: Authenticating to svn.code.sf.net:22 as 'dadv'
debug1: Fssh_load_hostkeys: fopen /home/eugen/.ssh/known_hosts2: No such file or directory
debug1: Fssh_load_hostkeys: fopen /etc/ssh/ssh_known_hosts: No such file or directory
debug1: Fssh_load_hostkeys: fopen /etc/ssh/ssh_known_hosts2: No such file or directory
debug1: SSH2_MSG_KEXINIT sent
debug1: SSH2_MSG_KEXINIT received
debug1: kex: algorithm: curve25519-sha256@libssh.org
debug1: kex: host key algorithm: ssh-ed25519
debug1: kex: server->client cipher: chacha20-poly1305@openssh.com MAC: <implicit> compression: zlib@openssh.com
debug1: kex: client->server cipher: chacha20-poly1305@openssh.com MAC: <implicit> compression: zlib@openssh.com
debug1: expecting SSH2_MSG_KEX_ECDH_REPLY
debug1: SSH2_MSG_KEX_ECDH_REPLY received
debug1: Server host key: ssh-ed25519 SHA256:vDwNztsrZFViJXWpUTSKGo8cF6n79iKAURNiK68n/yE
DNS lookup error: general failure
debug1: Fssh_load_hostkeys: fopen /home/eugen/.ssh/known_hosts2: No such file or directory
debug1: Fssh_load_hostkeys: fopen /etc/ssh/ssh_known_hosts: No such file or directory
debug1: Fssh_load_hostkeys: fopen /etc/ssh/ssh_known_hosts2: No such file or directory
debug1: Host 'svn.code.sf.net' is known and matches the ED25519 host key.
debug1: Found key in /home/eugen/.ssh/known_hosts:547
debug1: rekey out after 134217728 blocks
debug1: SSH2_MSG_NEWKEYS sent
debug1: expecting SSH2_MSG_NEWKEYS
debug1: SSH2_MSG_NEWKEYS received
debug1: rekey in after 134217728 blocks
debug1: get_agent_identities: agent returned 3 keys
debug1: Skipping ssh-dss key /home/eugen/.ssh/id_dsa - corresponding algo not in PubkeyAcceptedAlgorithms
debug1: Will attempt key: /home/eugen/.ssh/id_rsa RSA SHA256:jlWNXOEF6kR3soAP1jlFpLr4INjgSgkD1JTmfrjGdhM agent
debug1: Will attempt key: /home/eugen/.ssh/id_ed25519 ED25519 SHA256:V2rA/4F8YH1xdfnThlb/mdkjaTJxww211tDg7g/pn5s agent
debug1: Will attempt key: /home/eugen/.ssh/id_ecdsa
debug1: Will attempt key: /home/eugen/.ssh/id_ecdsa_sk
debug1: Will attempt key: /home/eugen/.ssh/id_ed25519_sk
debug1: Will attempt key: /home/eugen/.ssh/id_xmss
debug1: SSH2_MSG_EXT_INFO received
debug1: Fssh_kex_input_ext_info: server-sig-algs=<rsa-sha2-256,rsa-sha2-512>
debug1: SSH2_MSG_SERVICE_ACCEPT received
debug1: Authentications that can continue: publickey,keyboard-interactive
debug1: Next authentication method: publickey
debug1: Offering public key: /home/eugen/.ssh/id_rsa RSA SHA256:jlWNXOEF6kR3soAP1jlFpLr4INjgSgkD1JTmfrjGdhM agent
debug1: Authentications that can continue: publickey,keyboard-interactive
debug1: Offering public key: /home/eugen/.ssh/id_ed25519 ED25519 SHA256:V2rA/4F8YH1xdfnThlb/mdkjaTJxww211tDg7g/pn5s agent
debug1: Authentications that can continue: publickey,keyboard-interactive
debug1: Trying private key: /home/eugen/.ssh/id_ecdsa
debug1: Trying private key: /home/eugen/.ssh/id_ecdsa_sk
debug1: Trying private key: /home/eugen/.ssh/id_ed25519_sk
debug1: Trying private key: /home/eugen/.ssh/id_xmss
debug1: Next authentication method: keyboard-interactive
(dadv@svn.code.sf.net) Password:`</rsa-sha2-256,rsa-sha2-512></implicit></implicit>

[Dave Brondsema]

Hi,

I've been informed that the reported issue is now resolved.
Please verify it's working for you.

Sincerely,
SourceForge Support

[Eugene Grosbein]

It works again, thank you. The ticket may be closed.

[SourceForge Support]

Hi,

Thank you for your feedback
With your issue resolved, this ticket will be closed.

Sincerely,
SourceForge Support