SUSE Security Update: Security update for ntp
______________________________________________________________________________

Announcement ID:    SUSE-SU-2020:1805-1
Rating:             moderate
References:         #1169740 #1171355 #1172651 #1173334 
Cross-References:   CVE-2018-8956 CVE-2020-11868 CVE-2020-13817
                    CVE-2020-15025
Affected Products:
                    SUSE OpenStack Cloud Crowbar 8
                    SUSE OpenStack Cloud 8
                    SUSE OpenStack Cloud 7
                    SUSE Linux Enterprise Server for SAP 12-SP3
                    SUSE Linux Enterprise Server for SAP 12-SP2
                    SUSE Linux Enterprise Server 12-SP5
                    SUSE Linux Enterprise Server 12-SP4
                    SUSE Linux Enterprise Server 12-SP3-LTSS
                    SUSE Linux Enterprise Server 12-SP3-BCL
                    SUSE Linux Enterprise Server 12-SP2-LTSS
                    SUSE Linux Enterprise Server 12-SP2-BCL
                    SUSE Enterprise Storage 5
                    HPE Helion Openstack 8
______________________________________________________________________________

   An update that fixes four vulnerabilities is now available.

Description:

   This update for ntp fixes the following issues:

   ntp was updated to 4.2.8p15

   - CVE-2020-11868: Fixed an issue which a server mode packet with spoofed
     source address frequently send to the client ntpd could have caused
     denial of service (bsc#1169740).
   - CVE-2018-8956: Fixed an issue which could have allowed remote attackers     to prevent a broadcast client from synchronizing its clock with a
     broadcast NTP server via spoofed mode 3 and mode 5 packets (bsc#1171355).
   - CVE-2020-13817: Fixed an issue which an off-path attacker with the
     ability to query time from victim's ntpd instance could have modified
     the victim's clock by a limited amount (bsc#1172651).
   - CVE-2020-15025: Fixed an issue which remote attacker could have caused
     denial of service by consuming the memory when a CMAC key was used
     andassociated with a CMAC algorithm in the ntp.keys (bsc#1173334).


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 OpenStack Cloud Crowbar 8:

      zypper in -t patch SUSE-OpenStack-Cloud-Crowbar-8-2020-1805=1

   - SUSE OpenStack Cloud 8:

      zypper in -t patch SUSE-OpenStack-Cloud-8-2020-1805=1

   - SUSE OpenStack Cloud 7:

      zypper in -t patch SUSE-OpenStack-Cloud-7-2020-1805=1

   - SUSE Linux Enterprise Server for SAP 12-SP3:

      zypper in -t patch SUSE-SLE-SAP-12-SP3-2020-1805=1

   - SUSE Linux Enterprise Server for SAP 12-SP2:

      zypper in -t patch SUSE-SLE-SAP-12-SP2-2020-1805=1

   - SUSE Linux Enterprise Server 12-SP5:

      zypper in -t patch SUSE-SLE-SERVER-12-SP5-2020-1805=1

   - SUSE Linux Enterprise Server 12-SP4:

      zypper in -t patch SUSE-SLE-SERVER-12-SP4-2020-1805=1

   - SUSE Linux Enterprise Server 12-SP3-LTSS:

      zypper in -t patch SUSE-SLE-SERVER-12-SP3-2020-1805=1

   - SUSE Linux Enterprise Server 12-SP3-BCL:

      zypper in -t patch SUSE-SLE-SERVER-12-SP3-BCL-2020-1805=1

   - SUSE Linux Enterprise Server 12-SP2-LTSS:

      zypper in -t patch SUSE-SLE-SERVER-12-SP2-2020-1805=1

   - SUSE Linux Enterprise Server 12-SP2-BCL:

      zypper in -t patch SUSE-SLE-SERVER-12-SP2-BCL-2020-1805=1

   - SUSE Enterprise Storage 5:

      zypper in -t patch SUSE-Storage-5-2020-1805=1

   - HPE Helion Openstack 8:

      zypper in -t patch HPE-Helion-OpenStack-8-2020-1805=1



Package List:

   - SUSE OpenStack Cloud Crowbar 8 (x86_64):

      ntp-4.2.8p15-88.1
      ntp-debuginfo-4.2.8p15-88.1
      ntp-debugsource-4.2.8p15-88.1
      ntp-doc-4.2.8p15-88.1

   - SUSE OpenStack Cloud 8 (x86_64):

      ntp-4.2.8p15-88.1
      ntp-debuginfo-4.2.8p15-88.1
      ntp-debugsource-4.2.8p15-88.1
      ntp-doc-4.2.8p15-88.1

   - SUSE OpenStack Cloud 7 (s390x x86_64):

      ntp-4.2.8p15-88.1
      ntp-debuginfo-4.2.8p15-88.1
      ntp-debugsource-4.2.8p15-88.1
      ntp-doc-4.2.8p15-88.1

   - SUSE Linux Enterprise Server for SAP 12-SP3 (ppc64le x86_64):

      ntp-4.2.8p15-88.1
      ntp-debuginfo-4.2.8p15-88.1
      ntp-debugsource-4.2.8p15-88.1
      ntp-doc-4.2.8p15-88.1

   - SUSE Linux Enterprise Server for SAP 12-SP2 (ppc64le x86_64):

      ntp-4.2.8p15-88.1
      ntp-debuginfo-4.2.8p15-88.1
      ntp-debugsource-4.2.8p15-88.1
      ntp-doc-4.2.8p15-88.1

   - SUSE Linux Enterprise Server 12-SP5 (aarch64 ppc64le s390x x86_64):

      ntp-4.2.8p15-88.1
      ntp-debuginfo-4.2.8p15-88.1
      ntp-debugsource-4.2.8p15-88.1
      ntp-doc-4.2.8p15-88.1

   - SUSE Linux Enterprise Server 12-SP4 (aarch64 ppc64le s390x x86_64):

      ntp-4.2.8p15-88.1
      ntp-debuginfo-4.2.8p15-88.1
      ntp-debugsource-4.2.8p15-88.1
      ntp-doc-4.2.8p15-88.1

   - SUSE Linux Enterprise Server 12-SP3-LTSS (aarch64 ppc64le s390x x86_64):

      ntp-4.2.8p15-88.1
      ntp-debuginfo-4.2.8p15-88.1
      ntp-debugsource-4.2.8p15-88.1
      ntp-doc-4.2.8p15-88.1

   - SUSE Linux Enterprise Server 12-SP3-BCL (x86_64):

      ntp-4.2.8p15-88.1
      ntp-debuginfo-4.2.8p15-88.1
      ntp-debugsource-4.2.8p15-88.1
      ntp-doc-4.2.8p15-88.1

   - SUSE Linux Enterprise Server 12-SP2-LTSS (ppc64le s390x x86_64):

      ntp-4.2.8p15-88.1
      ntp-debuginfo-4.2.8p15-88.1
      ntp-debugsource-4.2.8p15-88.1
      ntp-doc-4.2.8p15-88.1

   - SUSE Linux Enterprise Server 12-SP2-BCL (x86_64):

      ntp-4.2.8p15-88.1
      ntp-debuginfo-4.2.8p15-88.1
      ntp-debugsource-4.2.8p15-88.1
      ntp-doc-4.2.8p15-88.1

   - SUSE Enterprise Storage 5 (aarch64 x86_64):

      ntp-4.2.8p15-88.1
      ntp-debuginfo-4.2.8p15-88.1
      ntp-debugsource-4.2.8p15-88.1
      ntp-doc-4.2.8p15-88.1

   - HPE Helion Openstack 8 (x86_64):

      ntp-4.2.8p15-88.1
      ntp-debuginfo-4.2.8p15-88.1
      ntp-debugsource-4.2.8p15-88.1
      ntp-doc-4.2.8p15-88.1


References:

   https://www.suse.com/security/cve/CVE-2018-8956.html
   https://www.suse.com/security/cve/CVE-2020-11868.html
   https://www.suse.com/security/cve/CVE-2020-13817.html
   https://www.suse.com/security/cve/CVE-2020-15025.html
   https://bugzilla.suse.com/1169740
   https://bugzilla.suse.com/1171355
   https://bugzilla.suse.com/1172651
   https://bugzilla.suse.com/1173334

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SUSE: 2020:1805-1 moderate: ntp

June 30, 2020
An update that fixes four vulnerabilities is now available

Summary

This update for ntp fixes the following issues: ntp was updated to 4.2.8p15 - CVE-2020-11868: Fixed an issue which a server mode packet with spoofed source address frequently send to the client ntpd could have caused denial of service (bsc#1169740). - CVE-2018-8956: Fixed an issue which could have allowed remote attackers to prevent a broadcast client from synchronizing its clock with a broadcast NTP server via spoofed mode 3 and mode 5 packets (bsc#1171355). - CVE-2020-13817: Fixed an issue which an off-path attacker with the ability to query time from victim's ntpd instance could have modified the victim's clock by a limited amount (bsc#1172651). - CVE-2020-15025: Fixed an issue which remote attacker could have caused denial of service by consuming the memory when a CMAC key was used andassociated with a CMAC algorithm in the ntp.keys (bsc#1173334). Patch Instructions: To install this SUSE Security Update use the S...

Read the Full Advisory

References

#1169740 #1171355 #1172651 #1173334

Cross- CVE-2018-8956 CVE-2020-11868 CVE-2020-13817

CVE-2020-15025

Affected Products:

SUSE OpenStack Cloud Crowbar 8

SUSE OpenStack Cloud 8

SUSE OpenStack Cloud 7

SUSE Linux Enterprise Server for SAP 12-SP3

SUSE Linux Enterprise Server for SAP 12-SP2

SUSE Linux Enterprise Server 12-SP5

SUSE Linux Enterprise Server 12-SP4

SUSE Linux Enterprise Server 12-SP3-LTSS

SUSE Linux Enterprise Server 12-SP3-BCL

SUSE Linux Enterprise Server 12-SP2-LTSS

SUSE Linux Enterprise Server 12-SP2-BCL

SUSE Enterprise Storage 5

HPE Helion Openstack 8

https://www.suse.com/security/cve/CVE-2018-8956.html

https://www.suse.com/security/cve/CVE-2020-11868.html

https://www.suse.com/security/cve/CVE-2...

Read the Full Advisory

Severity
Announcement ID: SUSE-SU-2020:1805-1
Rating: moderate

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