The documents explicitly mention issues occurring after upgrading to Version 2.3.3.7-72328, with specific references to the DNAC version 2.3.3.7 and fixes tied to this version (CSCwf89617). The problems and workarounds are directly associated with this software release.
The principal software version discussed is 2.3.3.7, as the issues, fixes (CSCwf89617), and version numbers in the logs and error messages all point to this version.