This update for mgetty fixes the following issues:

- CVE-2018-16741: Fixed a command injection in fax/faxq-helper.c (boo#1108752)
- CVE-2018-16742: Stack-based buffer overflow in contrib/scrts.c triggered via command line parameter (boo#1108762)
- CVE-2018-16743: Stack-based buffer overflow with long username in contrib/next-login/login.c (boo#1108761)
- CVE-2018-16744: Command injection in faxrec.c (boo#1108757)
- CVE-2018-16745: Stack-based buffer overflow in fax_notify_mail() in faxrec.c (boo#1108756)

- sets maximum length of a string to prevent buffer overflow and thus possible
command injection
- The obsolete contrib/scrts.c tool was deleted, which contained a buffer overflow.