Slackware Linux 15.0 / current postfix Vulnerability (SSA:2023-356-01)

The version of postfix installed on the remote host is prior to 3.6.13 / 3.8.4. It is, therefore, affected by a vulnerability as referenced in the SSA:2023-356-01 advisory. Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number...