After renewing subscription, Yum commands fail with "M2Crypto.SSL.SSLError: certificate verify failed" error

Issue

• yum fails with M2Crypto.SSL.SSLError: certificate verify failed

• When I run yum, the following error is displayed:

  # yum list
  Loaded plugins: katello, product-id, security, subscription-manager
  Updating certificate-based repositories.
  Traceback (most recent call last):
  File "/usr/bin/yum", line 29, in ?
  yummain.user_main(sys.argv[1:], exit_code=True)
  File "/usr/share/yum-cli/yummain.py", line 309, in user_main
  errcode = main(args)
  File "/usr/share/yum-cli/yummain.py", line 178, in main
  result, resultmsgs = base.doCommands()
  File "/usr/share/yum-cli/cli.py", line 345, in doCommands
  self._getTs(needTsRemove)
  :
  :
  :
  File "/usr/lib64/python2.4/httplib.py", line 652, in send
  self.connect()
  File "/usr/lib64/python2.4/site-packages/M2Crypto/httpslib.py", line 47, in connect
  self.sock.connect((self.host, self.port))
  File "/usr/lib64/python2.4/site-packages/M2Crypto/SSL/Connection.py", line 174, in connect
  ret = self.connect_ssl()
  File "/usr/lib64/python2.4/site-packages/M2Crypto/SSL/Connection.py", line 167, in connect_ssl
  return m2.ssl_connect(self.ssl, self._timeout)
  M2Crypto.SSL.SSLError: certificate verify failed