Security update for ntp

SUSE Security Update: Security update for ntp
Announcement ID: SUSE-SU-2017:1047-1
Rating: moderate
References: #1014172 #1030050
Affected Products:
  • SUSE Linux Enterprise Server for SAP 12
  • SUSE Linux Enterprise Server 12-LTSS

  • An update that fixes 7 vulnerabilities is now available.


    This ntp update to version 4.2.8p10 fixes serveral issues.

    This updated enables leap smearing. See
    /usr/share/doc/packages/ntp/README.leapsmear for details.

    Security issues fixed (bsc#1030050):

    - CVE-2017-6464: Denial of Service via Malformed Config
    - CVE-2017-6462: Buffer Overflow in DPTS Clock
    - CVE-2017-6463: Authenticated DoS via Malicious Config Option
    - CVE-2017-6458: Potential Overflows in ctl_put() functions
    - CVE-2017-6451: Improper use of snprintf() in mx4200_send()
    - CVE-2017-6460: Buffer Overflow in ntpq when fetching reslist
    - CVE-2016-9042: 0rigin (zero origin) DoS.
    - ntpq_stripquotes() returns incorrect Value
    - ereallocarray()/eallocarray() underused
    - Copious amounts of Unused Code
    - Off-by-one in Oncore GPS Receiver
    - Makefile does not enforce Security Flags


    - Remove spurious log messages (bsc#1014172).
    - clang scan-build findings
    - Support for openssl-1.1.0 without compatibility modes
    - Bugfix 3072 breaks multicastclient
    - forking async worker: interrupted pipe I/O
    - (...) time_pps_create: Exec format error
    - Incorrect Logic for Peer Event Limiting
    - Change the process name of forked DNS worker
    - Trap Configuration Fail
    - Nothing happens if minsane - allow -4/-6 on restrict line with mask
    - out-of-bound pointers in ctl_putsys and decode_bitflags
    - Move ntp-kod to /var/lib/ntp, because /var/db is not a standard
    directory and causes problems for transactional updates.

    Patch Instructions:

    To install this SUSE Security Update use YaST online_update.
    Alternatively you can run the command listed for your product:

    • SUSE Linux Enterprise Server for SAP 12:
      zypper in -t patch SUSE-SLE-SAP-12-2017-612=1
    • SUSE Linux Enterprise Server 12-LTSS:
      zypper in -t patch SUSE-SLE-SERVER-12-2017-612=1

    To bring your system up-to-date, use "zypper patch".

    Package List:

    • SUSE Linux Enterprise Server for SAP 12 (x86_64):
      • ntp-4.2.8p10-46.23.1
      • ntp-debuginfo-4.2.8p10-46.23.1
      • ntp-debugsource-4.2.8p10-46.23.1
      • ntp-doc-4.2.8p10-46.23.1
    • SUSE Linux Enterprise Server 12-LTSS (ppc64le s390x x86_64):
      • ntp-4.2.8p10-46.23.1
      • ntp-debuginfo-4.2.8p10-46.23.1
      • ntp-debugsource-4.2.8p10-46.23.1
      • ntp-doc-4.2.8p10-46.23.1