* CVE-2019-10691: Trying to login with 8bit username containing
invalid UTF8 input causes auth process to crash if auth policy
is enabled. This could be used rather easily to cause a DoS.
Similar crash also happens during mail delivery when using
invalid UTF8 in From or Subject header when OX push
notification driver is used.
- update to 2.3.5.1 (boo#1130116)
OBS-URL: https://build.opensuse.org/package/show/server:mail/dovecot23?expand=0&rev=43
