Errata overview
Errata ID 206
Date 2019-07-31
Source package pam
Fixed in version 1.1.8-3.6A~
This update addresses the following issue:
* pam_unix now strips passwords at 512 characters. This prevents
  denial of service attacks when authenticating with very long passwords
  when pam_unix would hang in the hashsum generation of the password.
Additional notes
UCS Bug number #49741