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Username longer than 32 characters may lead to crash of the MySQL Server (Doc ID 2673706.1)

Last updated on AUGUST 07, 2020

Applies to:

MySQL Server - Version 8.0 and later
Information in this document applies to any platform.


On version between 5.7.24 and 8.0.20, if a username is more than 32 characters , it may lead to crash of the server during authentication stage.

The username can one which was created directly in MySQL Server or be passed on to MySQL Server via LDAP/OS authentication plugins.


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