How do I restore permissions of all the rpm packages on system to default?

Solution Verified - Updated -

Issue

  • Permission of many files have changed on the system.
  • suid permissions on files are revoked.
  • System is misbehaving due to this reason, unable to login with Login failed messages.
  • Not able to switch to users including root by using su command.

Environment

  • Red Hat Enterprise Linux (All versions)

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