Security update for ntp

Announcement ID:	SUSE-SU-2018:1188-1
Rating:	moderate
References:	bsc#1077445 bsc#1082063 bsc#1082210 bsc#1083417 bsc#1083420 bsc#1083422 bsc#1083424 bsc#1083426
Cross-References:	CVE-2016-1549 CVE-2018-7170 CVE-2018-7182 CVE-2018-7183 CVE-2018-7184 CVE-2018-7185
CVSS scores:	CVE-2016-1549 ( NVD ): 6.5 CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N CVE-2018-7170 ( SUSE ): 3.1 CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N CVE-2018-7170 ( NVD ): 5.3 CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N CVE-2018-7182 ( SUSE ): 5.3 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N CVE-2018-7182 ( NVD ): 7.5 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVE-2018-7183 ( SUSE ): 5.0 CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L CVE-2018-7183 ( NVD ): 9.8 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVE-2018-7184 ( SUSE ): 3.1 CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L CVE-2018-7184 ( NVD ): 7.5 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVE-2018-7185 ( SUSE ): 3.1 CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L CVE-2018-7185 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVE-2018-7185 ( NVD ): 7.5 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Products:	SUSE Container as a Service Platform 1.0 SUSE Container as a Service Platform 2.0 SUSE Enterprise Storage 4 SUSE Linux Enterprise Desktop 12 SP3 SUSE Linux Enterprise High Performance Computing 12 SP2 SUSE Linux Enterprise High Performance Computing 12 SP3 SUSE Linux Enterprise High Performance Computing 12 SP4 SUSE Linux Enterprise High Performance Computing 12 SP5 SUSE Linux Enterprise Point of Service Image Server 12 12-SP2 SUSE Linux Enterprise Server 12 SP1 SUSE Linux Enterprise Server 12 SP1 LTSS 12-SP1 SUSE Linux Enterprise Server 12 SP2 SUSE Linux Enterprise Server 12 SP2 LTSS 12-SP2 SUSE Linux Enterprise Server 12 SP3 SUSE Linux Enterprise Server 12 SP4 SUSE Linux Enterprise Server 12 SP5 SUSE Linux Enterprise Server for SAP Applications 12 SP1 SUSE Linux Enterprise Server for SAP Applications 12 SP2 SUSE Linux Enterprise Server for SAP Applications 12 SP3 SUSE Linux Enterprise Server for SAP Applications 12 SP4 SUSE Linux Enterprise Server for SAP Applications 12 SP5 SUSE OpenStack Cloud 7

An update that solves six vulnerabilities and has two security fixes can now be installed.

Description:

This update for ntp fixes the following issues:

• Update to 4.2.8p11 (bsc#1082210):
• CVE-2016-1549: Sybil vulnerability: ephemeral association attack. While fixed in ntp-4.2.8p7, there are significant additional protections for this issue in 4.2.8p11.
• CVE-2018-7182: ctl_getitem(): buffer read overrun leads to undefined behavior and information leak. (bsc#1083426)
• CVE-2018-7170: Multiple authenticated ephemeral associations. (bsc#1083424)
• CVE-2018-7184: Interleaved symmetric mode cannot recover from bad state. (bsc#1083422)
• CVE-2018-7185: Unauthenticated packet can reset authenticated interleaved association. (bsc#1083420)
• CVE-2018-7183: ntpq:decodearr() can write beyond its buffer limit.(bsc#1083417)
• Don't use libevent's cached time stamps in sntp. (bsc#1077445)

This update is a reissue of the previous update with LTSS channels included.

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 OpenStack Cloud 7
  zypper in -t patch SUSE-OpenStack-Cloud-7-2018-1188=1
• SUSE Linux Enterprise Desktop 12 SP3
  zypper in -t patch SUSE-SLE-DESKTOP-12-SP3-2018-1188=1
• SUSE Linux Enterprise Point of Service Image Server 12 12-SP2
  zypper in -t patch SUSE-SLE-POS-12-SP2-CLIENT-2018-1188=1
• SUSE Linux Enterprise Server for SAP Applications 12 SP1
  zypper in -t patch SUSE-SLE-SAP-12-SP1-2018-1188=1
• SUSE Linux Enterprise Server for SAP Applications 12 SP2
  zypper in -t patch SUSE-SLE-SAP-12-SP2-2018-1188=1
• SUSE Linux Enterprise Server 12 SP1 LTSS 12-SP1
  zypper in -t patch SUSE-SLE-SERVER-12-SP1-2018-1188=1
• SUSE Linux Enterprise Server 12 SP2 LTSS 12-SP2
  zypper in -t patch SUSE-SLE-SERVER-12-SP2-2018-1188=1
• SUSE Linux Enterprise Server 12 SP3
  zypper in -t patch SUSE-SLE-SERVER-12-SP3-2018-1188=1
• SUSE Linux Enterprise High Performance Computing 12 SP3
  zypper in -t patch SUSE-SLE-SERVER-12-SP3-2018-1188=1
• SUSE Linux Enterprise Server for SAP Applications 12 SP3
  zypper in -t patch SUSE-SLE-SERVER-12-SP3-2018-1188=1
• SUSE Enterprise Storage 4
  zypper in -t patch SUSE-Storage-4-2018-1188=1
• SUSE Container as a Service Platform 2.0
  To install this update, use the SUSE CaaS Platform 'skuba' tool. It will inform you if it detects new updates and let you then trigger updating of the complete cluster in a controlled way.
• SUSE Container as a Service Platform 1.0
  To install this update, use the SUSE CaaS Platform 'skuba' tool. It will inform you if it detects new updates and let you then trigger updating of the complete cluster in a controlled way.

Package List:

• SUSE OpenStack Cloud 7 (x86_64)
  • ntp-4.2.8p11-64.5.1
  • ntp-doc-4.2.8p11-64.5.1
  • ntp-debuginfo-4.2.8p11-64.5.1
  • ntp-debugsource-4.2.8p11-64.5.1
• SUSE Linux Enterprise Desktop 12 SP3 (x86_64)
  • ntp-4.2.8p11-64.5.1
  • ntp-doc-4.2.8p11-64.5.1
  • ntp-debuginfo-4.2.8p11-64.5.1
  • ntp-debugsource-4.2.8p11-64.5.1
• SUSE Linux Enterprise Point of Service Image Server 12 12-SP2 (x86_64)
  • ntp-4.2.8p11-64.5.1
  • ntp-doc-4.2.8p11-64.5.1
  • ntp-debuginfo-4.2.8p11-64.5.1
  • ntp-debugsource-4.2.8p11-64.5.1
• SUSE Linux Enterprise Server for SAP Applications 12 SP1 (ppc64le x86_64)
  • ntp-4.2.8p11-64.5.1
  • ntp-doc-4.2.8p11-64.5.1
  • ntp-debuginfo-4.2.8p11-64.5.1
  • ntp-debugsource-4.2.8p11-64.5.1
• SUSE Linux Enterprise Server for SAP Applications 12 SP2 (ppc64le x86_64)
  • ntp-4.2.8p11-64.5.1
  • ntp-doc-4.2.8p11-64.5.1
  • ntp-debuginfo-4.2.8p11-64.5.1
  • ntp-debugsource-4.2.8p11-64.5.1
• SUSE Linux Enterprise Server 12 SP1 LTSS 12-SP1 (ppc64le s390x x86_64)
  • ntp-4.2.8p11-64.5.1
  • ntp-doc-4.2.8p11-64.5.1
  • ntp-debuginfo-4.2.8p11-64.5.1
  • ntp-debugsource-4.2.8p11-64.5.1
• SUSE Linux Enterprise Server 12 SP2 LTSS 12-SP2 (ppc64le s390x x86_64)
  • ntp-4.2.8p11-64.5.1
  • ntp-doc-4.2.8p11-64.5.1
  • ntp-debuginfo-4.2.8p11-64.5.1
  • ntp-debugsource-4.2.8p11-64.5.1
• SUSE Linux Enterprise Server 12 SP3 (aarch64 ppc64le s390x x86_64)
  • ntp-4.2.8p11-64.5.1
  • ntp-doc-4.2.8p11-64.5.1
  • ntp-debuginfo-4.2.8p11-64.5.1
  • ntp-debugsource-4.2.8p11-64.5.1
• SUSE Linux Enterprise High Performance Computing 12 SP3 (aarch64 x86_64)
  • ntp-4.2.8p11-64.5.1
  • ntp-doc-4.2.8p11-64.5.1
  • ntp-debuginfo-4.2.8p11-64.5.1
  • ntp-debugsource-4.2.8p11-64.5.1
• SUSE Linux Enterprise Server for SAP Applications 12 SP3 (ppc64le x86_64)
  • ntp-4.2.8p11-64.5.1
  • ntp-doc-4.2.8p11-64.5.1
  • ntp-debuginfo-4.2.8p11-64.5.1
  • ntp-debugsource-4.2.8p11-64.5.1
• SUSE Enterprise Storage 4 (x86_64)
  • ntp-4.2.8p11-64.5.1
  • ntp-doc-4.2.8p11-64.5.1
  • ntp-debuginfo-4.2.8p11-64.5.1
  • ntp-debugsource-4.2.8p11-64.5.1
• SUSE Container as a Service Platform 2.0 (x86_64)
  • ntp-4.2.8p11-64.5.1
  • ntp-debuginfo-4.2.8p11-64.5.1
  • ntp-debugsource-4.2.8p11-64.5.1
• SUSE Container as a Service Platform 1.0 (x86_64)
  • ntp-4.2.8p11-64.5.1
  • ntp-debuginfo-4.2.8p11-64.5.1
  • ntp-debugsource-4.2.8p11-64.5.1

References:

• https://www.suse.com/security/cve/CVE-2016-1549.html
• https://www.suse.com/security/cve/CVE-2018-7170.html
• https://www.suse.com/security/cve/CVE-2018-7182.html
• https://www.suse.com/security/cve/CVE-2018-7183.html
• https://www.suse.com/security/cve/CVE-2018-7184.html
• https://www.suse.com/security/cve/CVE-2018-7185.html
• https://bugzilla.suse.com/show_bug.cgi?id=1077445
• https://bugzilla.suse.com/show_bug.cgi?id=1082063
• https://bugzilla.suse.com/show_bug.cgi?id=1082210
• https://bugzilla.suse.com/show_bug.cgi?id=1083417
• https://bugzilla.suse.com/show_bug.cgi?id=1083420
• https://bugzilla.suse.com/show_bug.cgi?id=1083422
• https://bugzilla.suse.com/show_bug.cgi?id=1083424
• https://bugzilla.suse.com/show_bug.cgi?id=1083426