On Thu, Jul 27, 2023 at 4:24 AM Adrian Owen <adrian.o...@eesm.com> wrote: > > Public key authentication failed: Unable to extract public key from private > key > > > > This is OpenSSH issue: > https://security.stackexchange.com/questions/226131/openssh-declares-ssh-rsa-deprecated-what-do-i-do-next > > > > We find Debian 10/11 failed with same error Guacamole SSH to Ubuntu 22.04. > > Debian 12 has latest SSH libs and is OK > > > > Try installing Guacamole 1.5.2 on Ubuntu 22.04. > > > > From: devikanth...@gmail.com <devikanth...@gmail.com> On Behalf Of Devi Kanth > Sent: 27 July 2023 05:31 > To: user@guacamole.apache.org > Subject: Issue with Guacamole 1.5.2 native build > > > > I followed the below steps to generate guacd (Guacamole 1.5.2) .so files. So, > I can deploy it on another machine if I wish. > > > > I took a Linux machine with Ubuntu 20.04.6 installed. Followed the Guacamole > Native installation documentation and installed the libraries specified in > the documentation. > > Note: Installed all required libraries using apt install only. > > > > I have copied the generated libs and launcher files into another Linux > machine of the same OS version (installed required libraries). >
Have you verified that the library versions are identical? You can also check the .so files manually with "ldd -r /path/to/guac/lib/library.so" which will attempt to resolve dynamic dependencies and report either missing libraries or missing symbols. > > > I was able to start the guacd service without errors. But, when I tried to > use SSH / RDP, I faced issues below. > > > > SSH: > > 1. Password-based login is working fine. > > 2. Key-based authentication is not working. > > Error: guacd[21666]: Public key authentication failed: Unable to extract > public key from private key. > > Later, I tried with the libssh2-1.11.0 version (1.8.0 is the default in > Ubuntu 20.04.6), and Then I got the below error. > > guacd[23242]: Public key authentication failed: Callback returned error > > > > RDP: > > Getting disconnected after a successful login but no display. (error if I > provide wrong login details) > > kernel: [15747103.155263] guacd[16970]: segfault at 0 ip 00007ff8518ccbc0 sp > 00007ff84a7fb8a8 error 6 in libc-2.31.so[7ff851763000+178000] > > For the RDP issue, you'd likely need to gather the stack trace (backtrace) from the core dump to determine what's going on, here. -Nick --------------------------------------------------------------------- To unsubscribe, e-mail: user-unsubscr...@guacamole.apache.org For additional commands, e-mail: user-h...@guacamole.apache.org