How to fix RSA server certificate CommonName (CN) does NOT match server name error in Apache HTTPD

Solution Verified - Updated -

Issue

  • Apache does not start without first unloading mod_ssl.
  • Apache logs the following warning message when starting apache server.

    [Tue Feb 09 15:06:23 2010] [warn] RSA server certificate CommonName (CN) `<host_name>' does NOT match server name!?
    
  • Apache will not start and the following messages are written:

    [Wed Jun 05 16:23:21 2013] [warn] RSA server certificate CommonName (CN) `localhost.localdomain' does NOT match server name!?
    [Wed Jun 05 16:23:21 2013] [error] Unable to configure RSA server private key
    [Wed Jun 05 16:23:21 2013] [error] SSL Library Error: 185073780 error:0B080074:x509 certificate routines:X509_check_private_key:key values mismatch`
    

Environment

  • Red Hat Enterprise Linux (RHEL)
  • Red Hat Software Collections (RHSCL)
  • Red Hat JBoss Core Services (JBCS)
  • Apache Web Server (httpd)
    • mod_ssl

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