Security update for ntp

Announcement ID: SUSE-SU-2019:0775-1
Rating: moderate
References:
Cross-References:
CVSS scores:
  • CVE-2019-8936 ( SUSE ): 5.3 CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
  • CVE-2019-8936 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  • CVE-2019-8936 ( 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 Linux Enterprise Server 12
  • SUSE Linux Enterprise Server 12 LTSS 12
  • SUSE Linux Enterprise Server for SAP Applications 12

An update that solves one vulnerability can now be installed.

Description:

This update for ntp fixes the following issues:

Security issue fixed:

  • CVE-2019-8936: Fixed a null pointer exception which could allow an authenticated attcker to cause segmentation fault to ntpd (bsc#1128525).

Other issues addressed:

  • Fixed several bugs in the BANCOMM reclock driver.
  • Fixed ntp_loopfilter.c snprintf compilation warnings.
  • Fixed spurious initgroups() error message.
  • Fixed STA_NANO struct timex units.
  • Fixed GPS week rollover in libparse.
  • Fixed incorrect poll interval in packet.
  • Added a missing check for ENABLE_CMAC.

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 12 LTSS 12
    zypper in -t patch SUSE-SLE-SERVER-12-2019-775=1

Package List:

  • SUSE Linux Enterprise Server 12 LTSS 12 (ppc64le s390x x86_64)
    • ntp-doc-4.2.8p13-46.32.1
    • ntp-4.2.8p13-46.32.1
    • ntp-debuginfo-4.2.8p13-46.32.1
    • ntp-debugsource-4.2.8p13-46.32.1

References: