Security update for ntp

SUSE Security Update: Security update for ntp
Announcement ID: SUSE-SU-2018:3356-1
Rating: moderate
References: #1083424 #1098531 #1111853
Cross-References: CVE-2018-12327 CVE-2018-7170
Affected Products:
  • SUSE Linux Enterprise Server 11-SP3-LTSS
  • SUSE Linux Enterprise Point of Sale 11-SP3
  • SUSE Linux Enterprise Debuginfo 11-SP3

An update that solves two vulnerabilities and has one errata is now available.

Description:


NTP was updated to 4.2.8p12 (bsc#1111853):

  • CVE-2018-12327: Fixed stack buffer overflow in the openhost() command-line call of NTPQ/NTPDC. (bsc#1098531)
  • CVE-2018-7170: Add further tweaks to improve the fix for the ephemeral association time spoofing additional protection (bsc#1083424)

Please also see https://www.nwtime.org/network-time-foundation-publishes-ntp-4-2-8p12/ for more information.

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 Server 11-SP3-LTSS:
    zypper in -t patch slessp3-ntp-13833=1
  • SUSE Linux Enterprise Point of Sale 11-SP3:
    zypper in -t patch sleposp3-ntp-13833=1
  • SUSE Linux Enterprise Debuginfo 11-SP3:
    zypper in -t patch dbgsp3-ntp-13833=1

Package List:

  • SUSE Linux Enterprise Server 11-SP3-LTSS (i586 s390x x86_64):
    • ntp-4.2.8p12-48.21.1
    • ntp-doc-4.2.8p12-48.21.1
  • SUSE Linux Enterprise Point of Sale 11-SP3 (i586):
    • ntp-4.2.8p12-48.21.1
    • ntp-doc-4.2.8p12-48.21.1
  • SUSE Linux Enterprise Debuginfo 11-SP3 (i586 s390x x86_64):
    • ntp-debuginfo-4.2.8p12-48.21.1
    • ntp-debugsource-4.2.8p12-48.21.1

References: