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Authentication Failure With Sssd-ifp If Username Have 7+ Characters (Doc ID 2752361.1)

Last updated on FEBRUARY 27, 2021

Applies to:

Linux OS - Version Oracle Linux 7.9 and later
Information in this document applies to any platform.

Symptoms

After upgrading sssd, using yum update command, to the latest available version on Oracle Linux 7 (1.16.5-10.0.1.el7_9.5) : Users with a username of at least 7 characters can't log via sssd-ifp.

What is working 
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Authentication via pam (eg: ssh, xrdp) works without issue for all users.
Authentication via sssd-ifp works without issue for users with 6 or less characters in the username.

What is Not working
▬▬▬▬▬▬▬▬▬▬
Authentication via sssd-ifp fails ~75% of tries for users with 7 or more characters in the username.

Changes

 sssd update from previous to 1.16.5-10.0.1.el7_9.5 version

Cause

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In this Document
Symptoms
Changes
Cause
Solution
References


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