SUSE Security Update: Security update for dovecot23
______________________________________________________________________________

Announcement ID:    SUSE-SU-2020:1380-1
Rating:             important
References:         #1171456 #1171457 #1171458 
Cross-References:   CVE-2020-10957 CVE-2020-10958 CVE-2020-10967
                   
Affected Products:
                    SUSE Linux Enterprise Module for Server Applications 15-SP1
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   An update that fixes three vulnerabilities is now available.

Description:

   This update for dovecot23 to 2.3.10 fixes the following issues:

   Security issues fixed:

   - CVE-2020-10957: Fixed a crash caused by malformed NOOP commands
     (bsc#1171457).
   - CVE-2020-10958: Fixed a use-after-free when receiving too many newlines
     (bsc#1171458).
   - CVE-2020-10967: Fixed a crash in the lmtp and submission components
     caused by mails with empty quoted localparts (bsc#1171456).

   Non-security issues fixed:

   - The update to 2.3.10 fixes several bugs. Please refer to
     https://dovecot.org/doc/NEWS for a complete list of changes.


Patch Instructions:

   To install this SUSE 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:

   - SUSE Linux Enterprise Module for Server Applications 15-SP1:

      zypper in -t patch SUSE-SLE-Module-Server-Applications-15-SP1-2020-1380=1



Package List:

   - SUSE Linux Enterprise Module for Server Applications 15-SP1 (aarch64 ppc64le s390x x86_64):

      dovecot23-2.3.10-11.1
      dovecot23-backend-mysql-2.3.10-11.1
      dovecot23-backend-mysql-debuginfo-2.3.10-11.1
      dovecot23-backend-pgsql-2.3.10-11.1
      dovecot23-backend-pgsql-debuginfo-2.3.10-11.1
      dovecot23-backend-sqlite-2.3.10-11.1
      dovecot23-backend-sqlite-debuginfo-2.3.10-11.1
      dovecot23-debuginfo-2.3.10-11.1
      dovecot23-debugsource-2.3.10-11.1
      dovecot23-devel-2.3.10-11.1
      dovecot23-fts-2.3.10-11.1
      dovecot23-fts-debuginfo-2.3.10-11.1
      dovecot23-fts-lucene-2.3.10-11.1
      dovecot23-fts-lucene-debuginfo-2.3.10-11.1
      dovecot23-fts-solr-2.3.10-11.1
      dovecot23-fts-solr-debuginfo-2.3.10-11.1
      dovecot23-fts-squat-2.3.10-11.1
      dovecot23-fts-squat-debuginfo-2.3.10-11.1


References:

   https://www.suse.com/security/cve/CVE-2020-10957.html
   https://www.suse.com/security/cve/CVE-2020-10958.html
   https://www.suse.com/security/cve/CVE-2020-10967.html
   https://bugzilla.suse.com/1171456
   https://bugzilla.suse.com/1171457
   https://bugzilla.suse.com/1171458

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