Unable to change user password : Password has been already used

Solution Verified - Updated -

Issue

  • When user trying to reset their password , getting error password has been already used even though new password has been used
# passwd test1
Changing password for user test1.
New password: 
Retype new password: 
Password has been already used. Choose another.
passwd: Have exhausted maximum number of retries for service

Environment

  • Red Hat Enterprise Linux 6
  • Red Hat Enterprise Linux 7
  • Red Hat Enterprise Linux 8
  • PAM
  • pam_pwhistory.so

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