Security update for dovecot23

Announcement ID:	SUSE-SU-2020:1379-1
Rating:	important
References:	bsc#1171456 bsc#1171457 bsc#1171458
Cross-References:	CVE-2020-10957 CVE-2020-10958 CVE-2020-10967
CVSS scores:	CVE-2020-10957 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVE-2020-10957 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVE-2020-10958 ( SUSE ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L CVE-2020-10958 ( NVD ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L CVE-2020-10967 ( SUSE ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L CVE-2020-10967 ( NVD ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Affected Products:	SUSE Linux Enterprise High Performance Computing 15 SUSE Linux Enterprise High Performance Computing 15 LTSS 15 SUSE Linux Enterprise Server 15 SUSE Linux Enterprise Server 15 LTSS 15 SUSE Linux Enterprise Server ESPOS 15 SUSE Linux Enterprise Server for SAP Applications 15

An update that solves three vulnerabilities can now be installed.

Description:

This update for dovecot23 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 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 Server ESPOS 15
  zypper in -t patch SUSE-SLE-Product-HPC-15-2020-1379=1
• SUSE Linux Enterprise High Performance Computing 15 LTSS 15
  zypper in -t patch SUSE-SLE-Product-HPC-15-2020-1379=1
• SUSE Linux Enterprise Server 15 LTSS 15
  zypper in -t patch SUSE-SLE-Product-SLES-15-2020-1379=1
• SUSE Linux Enterprise Server for SAP Applications 15
  zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-2020-1379=1

Package List:

• SUSE Linux Enterprise Server ESPOS 15 (aarch64 x86_64)
  • dovecot23-2.3.10-4.22.1
  • dovecot23-backend-pgsql-2.3.10-4.22.1
  • dovecot23-debuginfo-2.3.10-4.22.1
  • dovecot23-backend-mysql-debuginfo-2.3.10-4.22.1
  • dovecot23-fts-lucene-debuginfo-2.3.10-4.22.1
  • dovecot23-backend-pgsql-debuginfo-2.3.10-4.22.1
  • dovecot23-fts-solr-2.3.10-4.22.1
  • dovecot23-backend-sqlite-debuginfo-2.3.10-4.22.1
  • dovecot23-backend-sqlite-2.3.10-4.22.1
  • dovecot23-devel-2.3.10-4.22.1
  • dovecot23-debugsource-2.3.10-4.22.1
  • dovecot23-fts-lucene-2.3.10-4.22.1
  • dovecot23-fts-squat-2.3.10-4.22.1
  • dovecot23-fts-squat-debuginfo-2.3.10-4.22.1
  • dovecot23-backend-mysql-2.3.10-4.22.1
  • dovecot23-fts-debuginfo-2.3.10-4.22.1
  • dovecot23-fts-2.3.10-4.22.1
  • dovecot23-fts-solr-debuginfo-2.3.10-4.22.1
• SUSE Linux Enterprise High Performance Computing 15 LTSS 15 (aarch64 x86_64)
  • dovecot23-2.3.10-4.22.1
  • dovecot23-backend-pgsql-2.3.10-4.22.1
  • dovecot23-debuginfo-2.3.10-4.22.1
  • dovecot23-backend-mysql-debuginfo-2.3.10-4.22.1
  • dovecot23-fts-lucene-debuginfo-2.3.10-4.22.1
  • dovecot23-backend-pgsql-debuginfo-2.3.10-4.22.1
  • dovecot23-fts-solr-2.3.10-4.22.1
  • dovecot23-backend-sqlite-debuginfo-2.3.10-4.22.1
  • dovecot23-backend-sqlite-2.3.10-4.22.1
  • dovecot23-devel-2.3.10-4.22.1
  • dovecot23-debugsource-2.3.10-4.22.1
  • dovecot23-fts-lucene-2.3.10-4.22.1
  • dovecot23-fts-squat-2.3.10-4.22.1
  • dovecot23-fts-squat-debuginfo-2.3.10-4.22.1
  • dovecot23-backend-mysql-2.3.10-4.22.1
  • dovecot23-fts-debuginfo-2.3.10-4.22.1
  • dovecot23-fts-2.3.10-4.22.1
  • dovecot23-fts-solr-debuginfo-2.3.10-4.22.1
• SUSE Linux Enterprise Server 15 LTSS 15 (aarch64 ppc64le s390x x86_64)
  • dovecot23-2.3.10-4.22.1
  • dovecot23-backend-pgsql-2.3.10-4.22.1
  • dovecot23-debuginfo-2.3.10-4.22.1
  • dovecot23-backend-mysql-debuginfo-2.3.10-4.22.1
  • dovecot23-fts-lucene-debuginfo-2.3.10-4.22.1
  • dovecot23-backend-pgsql-debuginfo-2.3.10-4.22.1
  • dovecot23-fts-solr-2.3.10-4.22.1
  • dovecot23-backend-sqlite-debuginfo-2.3.10-4.22.1
  • dovecot23-backend-sqlite-2.3.10-4.22.1
  • dovecot23-devel-2.3.10-4.22.1
  • dovecot23-debugsource-2.3.10-4.22.1
  • dovecot23-fts-lucene-2.3.10-4.22.1
  • dovecot23-fts-squat-2.3.10-4.22.1
  • dovecot23-fts-squat-debuginfo-2.3.10-4.22.1
  • dovecot23-backend-mysql-2.3.10-4.22.1
  • dovecot23-fts-debuginfo-2.3.10-4.22.1
  • dovecot23-fts-2.3.10-4.22.1
  • dovecot23-fts-solr-debuginfo-2.3.10-4.22.1
• SUSE Linux Enterprise Server for SAP Applications 15 (ppc64le x86_64)
  • dovecot23-2.3.10-4.22.1
  • dovecot23-backend-pgsql-2.3.10-4.22.1
  • dovecot23-debuginfo-2.3.10-4.22.1
  • dovecot23-backend-mysql-debuginfo-2.3.10-4.22.1
  • dovecot23-fts-lucene-debuginfo-2.3.10-4.22.1
  • dovecot23-backend-pgsql-debuginfo-2.3.10-4.22.1
  • dovecot23-fts-solr-2.3.10-4.22.1
  • dovecot23-backend-sqlite-debuginfo-2.3.10-4.22.1
  • dovecot23-backend-sqlite-2.3.10-4.22.1
  • dovecot23-devel-2.3.10-4.22.1
  • dovecot23-debugsource-2.3.10-4.22.1
  • dovecot23-fts-lucene-2.3.10-4.22.1
  • dovecot23-fts-squat-2.3.10-4.22.1
  • dovecot23-fts-squat-debuginfo-2.3.10-4.22.1
  • dovecot23-backend-mysql-2.3.10-4.22.1
  • dovecot23-fts-debuginfo-2.3.10-4.22.1
  • dovecot23-fts-2.3.10-4.22.1
  • dovecot23-fts-solr-debuginfo-2.3.10-4.22.1

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/show_bug.cgi?id=1171456
• https://bugzilla.suse.com/show_bug.cgi?id=1171457
• https://bugzilla.suse.com/show_bug.cgi?id=1171458