A dovecot security update has been released for Fedora 31.
--------------------------------------------------------------------------------
Fedora Update Notification
FEDORA-2019-5898f4f935
2020-01-08 11:54:40.924375
--------------------------------------------------------------------------------
Name : dovecot
Product : Fedora 31
Version : 2.3.9.2
Release : 1.fc31
URL : http://www.dovecot.org/
Summary : Secure imap and pop3 server
Description :
Dovecot is an IMAP server for Linux/UNIX-like systems, written with security
primarily in mind. It also contains a small POP3 server. It supports mail
in either of maildir or mbox formats.
The SQL drivers and authentication plug-ins are in their subpackages.
--------------------------------------------------------------------------------
Update Information:
Security fix for CVE-2019-19722: null pointer dereference in push notification
driver
--------------------------------------------------------------------------------
ChangeLog:
* Thu Dec 19 2019 Michal Hlavinka - 1:2.3.9.2-1
- CVE-2019-19722: Mails with group addresses in From or To fields
caused crash in push notification drivers.
* Wed Dec 4 2019 Michal Hlavinka - 1:2.3.9-1
- dovecot updated to 2.3.9, pigeonhole updated to 0.5.9
* Thu Oct 10 2019 Michal Hlavinka - 1:2.3.8-1
- dovecot updated to 2.3.8, pigeonhole 0.5.8
--------------------------------------------------------------------------------
References:
[ 1 ] Bug #1782785 - CVE-2019-19722 dovecot: null pointer dereference in push notification driver
https://bugzilla.redhat.com/show_bug.cgi?id=1782785
--------------------------------------------------------------------------------
This update can be installed with the "dnf" update program. Use
su -c 'dnf upgrade --advisory FEDORA-2019-5898f4f935' at the command
line. For more information, refer to the dnf documentation available at
http://dnf.readthedocs.io/en/latest/command_ref.html#upgrade-command-label
All packages are signed with the Fedora Project GPG key. More details on the
GPG keys used by the Fedora Project can be found at
https://fedoraproject.org/keys
