[CentOS] X11 connection rejected because of wrong authentication

Mon Nov 25 13:56:22 UTC 2013
Daniel J Walsh <dwalsh at redhat.com>

Hash: SHA1

On 11/25/2013 08:50 AM, James B. Byrne wrote:
> On Sun, November 24, 2013 20:08, Timothy Murphy wrote:
>> I'd like to run SELinux on my CentOS server in enforcing mode, but I get
>> the above message when I run sealert. I assume this is because I am
>> accessing the server from my laptop?
>> In any case, I googled for the message, and this threw up dozens of
>> similar queries over many years. Most of the ones I read offered methods
>> of avoiding the problem rather than solving it.
>> Am I right in thinking the message arises from my remote connection?
> Yes. It arises from your ssh connection.  You are probably using the -Y or
> -X option with xauth.
>> And if so, is there a simple solution?
> Perhaps.  The error you have is caused by one of two things: 1. incorrect 
> SELinux settings on the ~/.Xauthority file or your home directory. Run 
> restorcon -vR ~ to fix those.  2. incorrect ownership or permissions on 
> ~/.Xauthority.
> The second condition can also be triggered by logging in via ssh as one
> user and su -l to another on the remote host.  In my case I find that the
> second circumstance is the most frequent cause of the exact error you
> report.
What AVC messages are you getting?
Version: GnuPG v1.4.15 (GNU/Linux)
Comment: Using GnuPG with Thunderbird - http://www.enigmail.net/