ASA-201906-5 - log back

ASA-201906-5 created at 25 Sep 2019 19:32:14
+ A major mitigation for both issues is to remove the `debug` and
+ `debug_file` options for `` in the PAM configuration.
+ Furthermore enabling the `openasuser` option will mitigate the symlink
+ attack in CVE-2019-12209.
+ An authenticated user can access sensitive information via a crafted symlink or a leaked file descriptor.