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Sicherheit: Mehrere Probleme in dovecot
Aktuelle Meldungen Distributionen
Name: Mehrere Probleme in dovecot
ID: FEDORA-2019-9e004decea
Distribution: Fedora
Plattformen: Fedora 30
Datum: Fr, 14. Juni 2019, 07:00
Referenzen: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-3814
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-11499
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-11494
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-7524
https://bugzilla.redhat.com/show_bug.cgi?id=1659785
https://bugzilla.redhat.com/show_bug.cgi?id=1705283
Applikationen: dovecot

Originalnachricht

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Fedora Update Notification
FEDORA-2019-9e004decea
2019-06-14 00:53:08.264235
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Name : dovecot
Product : Fedora 30
Version : 2.3.6
Release : 3.fc30
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.

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Update Information:

dovecot updated to 2.3.6, includes several security fixes
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ChangeLog:

* Fri May 31 2019 Michal Hlavinka <mhlavink@redhat.com> - 1:2.3.6-3
- disable gcc 9 stack reuse temporarily
* Mon May 13 2019 Michal Hlavinka <mhlavink@redhat.com> - 1:2.3.6-2
- use /run instead of /var/run (#1706372)
* Thu May 2 2019 Michal Hlavinka <mhlavink@redhat.com> - 1:2.3.6-1
- dovecot updated to 2.3.6, pigeonhole updated to 0.5.6
* Thu Apr 18 2019 Michal Hlavinka <mhlavink@redhat.com> - 1:2.3.5.2-1
- dovecot updated to 2.3.5.2
- fixes CVE-2019-10691: Trying to login with 8bit username containing
invalid UTF8 input causes auth process to crash if auth policy is enabled.
* Thu Mar 28 2019 Michal Hlavinka <mhlavink@redhat.com> - 1:2.3.5.1-1
- dovecot updated to 2.3.5.1
- CVE-2019-7524: Missing input buffer size validation leads into
arbitrary buffer overflow when reading fts or pop3 uidl header
from Dovecot index.
* Wed Mar 6 2019 Michal Hlavinka <mhlavink@redhat.com> - 1:2.3.5-1
- dovecot updated to 2.3.5, pigeonhole updated to 0.5.5
* Thu Jan 31 2019 Fedora Release Engineering <releng@fedoraproject.org> -
1:2.3.4-3
- Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild
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References:

[ 1 ] Bug #1696156 - CVE-2019-7524 dovecot: buffer overflow in indexer-worker
process results in privilege escalation [fedora-all]
https://bugzilla.redhat.com/show_bug.cgi?id=1696156
[ 2 ] Bug #1673416 - CVE-2019-3814 dovecot: Improper certificate validation
[fedora-all]
https://bugzilla.redhat.com/show_bug.cgi?id=1673416
[ 3 ] Bug #1659785 - [RFE] Build dovecot with libsodium support
https://bugzilla.redhat.com/show_bug.cgi?id=1659785
[ 4 ] Bug #1709245 - CVE-2019-11494 dovecot: premature disconnection from
client during AUTH command leads to crash and possible DoS [fedora-all]
https://bugzilla.redhat.com/show_bug.cgi?id=1709245
[ 5 ] Bug #1709241 - CVE-2019-11499 dovecot: unacceptable authentication
message in AUTH PLAIN over TLS leads to crash and possible DoS [fedora-all]
https://bugzilla.redhat.com/show_bug.cgi?id=1709241
[ 6 ] Bug #1705283 - F29 -> F30 (server): Problems with dovecot/auth
against mariadb
https://bugzilla.redhat.com/show_bug.cgi?id=1705283
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This update can be installed with the "dnf" update program. Use
su -c 'dnf upgrade --advisory FEDORA-2019-9e004decea' 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
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