openSUSE Security Update: Security update for dovecot23
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Announcement ID: openSUSE-SU-2021:0026-1
Rating: important
References: #1174920 #1180405 #1180406
Cross-References: CVE-2020-12100 CVE-2020-24386 CVE-2020-25275

Affected Products:
openSUSE Leap 15.2
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An update that fixes three vulnerabilities is now available.

Description:

This update for dovecot23 fixes the following issues:

Security issues fixed:

– CVE-2020-12100: Fixed a resource exhaustion caused by deeply nested MIME
parts (bsc#1174920).
– CVE-2020-24386: Fixed an issue with IMAP hibernation that allowed users
to access other users’ emails (bsc#1180405).
– CVE-2020-25275: Fixed a crash when the 10000th MIME part was
message/rfc822 (bsc#1180406).

Non-security issues fixed:

– Pigeonhole was updated to version 0.5.11.
– Dovecot was updated to version 2.3.11.3.

This update was imported from the SUSE:SLE-15-SP1:Update update project.

Patch Instructions:

To install this openSUSE Security Update use the SUSE recommended installation methods
like YaST online_update or “zypper patch”.

Alternatively you can run the command listed for your product:

– openSUSE Leap 15.2:

zypper in -t patch openSUSE-2021-26=1

Package List:

– openSUSE Leap 15.2 (x86_64):

dovecot23-2.3.11.3-lp152.2.6.1
dovecot23-backend-mysql-2.3.11.3-lp152.2.6.1
dovecot23-backend-mysql-debuginfo-2.3.11.3-lp152.2.6.1
dovecot23-backend-pgsql-2.3.11.3-lp152.2.6.1
dovecot23-backend-pgsql-debuginfo-2.3.11.3-lp152.2.6.1
dovecot23-backend-sqlite-2.3.11.3-lp152.2.6.1
dovecot23-backend-sqlite-debuginfo-2.3.11.3-lp152.2.6.1
dovecot23-debuginfo-2.3.11.3-lp152.2.6.1
dovecot23-debugsource-2.3.11.3-lp152.2.6.1
dovecot23-devel-2.3.11.3-lp152.2.6.1
dovecot23-fts-2.3.11.3-lp152.2.6.1
dovecot23-fts-debuginfo-2.3.11.3-lp152.2.6.1
dovecot23-fts-lucene-2.3.11.3-lp152.2.6.1
dovecot23-fts-lucene-debuginfo-2.3.11.3-lp152.2.6.1
dovecot23-fts-solr-2.3.11.3-lp152.2.6.1
dovecot23-fts-solr-debuginfo-2.3.11.3-lp152.2.6.1
dovecot23-fts-squat-2.3.11.3-lp152.2.6.1
dovecot23-fts-squat-debuginfo-2.3.11.3-lp152.2.6.1

References:

https://www.suse.com/security/cve/CVE-2020-12100.html
https://www.suse.com/security/cve/CVE-2020-24386.html
https://www.suse.com/security/cve/CVE-2020-25275.html
https://bugzilla.suse.com/1174920
https://bugzilla.suse.com/1180405
https://bugzilla.suse.com/1180406