[Buildroot] [PATCH] package/dovecot: security bump to version 2.3.5.2

[Peter Korsgaard]

>>>>> "Peter" == Peter Korsgaard <peter at korsgaard.com> writes:

 > Fixes the following security issue:
 > * 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.

 > https://dovecot.org/pipermail/dovecot-news/2019-April/000406.html

 > Signed-off-by: Peter Korsgaard <peter at korsgaard.com>

Committed to 2019.02.x, thanks.

-- 
Bye, Peter Korsgaard