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OpenAdvisories
Unscored RHSA-2015:1930 2 CVEs

Red Hat Security Advisory: ntp security update

Published Sep 15, 2024 · Updated Jun 26, 2026

Ecosystem: Red Hat

Fixed packages 44

ReleasePackageFixed in
Red Hat · RHEL 6 enterprise_linux:6::client ntp 0:4.2.6p5-5.el6_7.2
Red Hat · RHEL 6 enterprise_linux:6::client ntp-debuginfo 0:4.2.6p5-5.el6_7.2
Red Hat · RHEL 6 enterprise_linux:6::client ntp-doc 0:4.2.6p5-5.el6_7.2
Red Hat · RHEL 6 enterprise_linux:6::client ntp-perl 0:4.2.6p5-5.el6_7.2
Red Hat · RHEL 6 enterprise_linux:6::client ntpdate 0:4.2.6p5-5.el6_7.2
Red Hat · RHEL 6 enterprise_linux:6::computenode ntp 0:4.2.6p5-5.el6_7.2
Red Hat · RHEL 6 enterprise_linux:6::computenode ntp-debuginfo 0:4.2.6p5-5.el6_7.2
Red Hat · RHEL 6 enterprise_linux:6::computenode ntp-doc 0:4.2.6p5-5.el6_7.2
Red Hat · RHEL 6 enterprise_linux:6::computenode ntp-perl 0:4.2.6p5-5.el6_7.2
Red Hat · RHEL 6 enterprise_linux:6::computenode ntpdate 0:4.2.6p5-5.el6_7.2
Red Hat · RHEL 6 enterprise_linux:6::server ntp 0:4.2.6p5-5.el6_7.2
Red Hat · RHEL 6 enterprise_linux:6::server ntp-debuginfo 0:4.2.6p5-5.el6_7.2
Red Hat · RHEL 6 enterprise_linux:6::server ntp-doc 0:4.2.6p5-5.el6_7.2
Red Hat · RHEL 6 enterprise_linux:6::server ntp-perl 0:4.2.6p5-5.el6_7.2
Red Hat · RHEL 6 enterprise_linux:6::server ntpdate 0:4.2.6p5-5.el6_7.2
Red Hat · RHEL 6 enterprise_linux:6::workstation ntp 0:4.2.6p5-5.el6_7.2
Red Hat · RHEL 6 enterprise_linux:6::workstation ntp-debuginfo 0:4.2.6p5-5.el6_7.2
Red Hat · RHEL 6 enterprise_linux:6::workstation ntp-doc 0:4.2.6p5-5.el6_7.2
Red Hat · RHEL 6 enterprise_linux:6::workstation ntp-perl 0:4.2.6p5-5.el6_7.2
Red Hat · RHEL 6 enterprise_linux:6::workstation ntpdate 0:4.2.6p5-5.el6_7.2
Red Hat · RHEL 7 enterprise_linux:7::client ntp 0:4.2.6p5-19.el7_1.3
Red Hat · RHEL 7 enterprise_linux:7::client ntp-debuginfo 0:4.2.6p5-19.el7_1.3
Red Hat · RHEL 7 enterprise_linux:7::client ntp-doc 0:4.2.6p5-19.el7_1.3
Red Hat · RHEL 7 enterprise_linux:7::client ntp-perl 0:4.2.6p5-19.el7_1.3
Red Hat · RHEL 7 enterprise_linux:7::client ntpdate 0:4.2.6p5-19.el7_1.3
Red Hat · RHEL 7 enterprise_linux:7::client sntp 0:4.2.6p5-19.el7_1.3
Red Hat · RHEL 7 enterprise_linux:7::computenode ntp 0:4.2.6p5-19.el7_1.3
Red Hat · RHEL 7 enterprise_linux:7::computenode ntp-debuginfo 0:4.2.6p5-19.el7_1.3
Red Hat · RHEL 7 enterprise_linux:7::computenode ntp-doc 0:4.2.6p5-19.el7_1.3
Red Hat · RHEL 7 enterprise_linux:7::computenode ntp-perl 0:4.2.6p5-19.el7_1.3
Red Hat · RHEL 7 enterprise_linux:7::computenode ntpdate 0:4.2.6p5-19.el7_1.3
Red Hat · RHEL 7 enterprise_linux:7::computenode sntp 0:4.2.6p5-19.el7_1.3
Red Hat · RHEL 7 enterprise_linux:7::server ntp 0:4.2.6p5-19.ael7b_1.3
Red Hat · RHEL 7 enterprise_linux:7::server ntp-debuginfo 0:4.2.6p5-19.ael7b_1.3
Red Hat · RHEL 7 enterprise_linux:7::server ntp-doc 0:4.2.6p5-19.ael7b_1.3
Red Hat · RHEL 7 enterprise_linux:7::server ntp-perl 0:4.2.6p5-19.ael7b_1.3
Red Hat · RHEL 7 enterprise_linux:7::server ntpdate 0:4.2.6p5-19.ael7b_1.3
Red Hat · RHEL 7 enterprise_linux:7::server sntp 0:4.2.6p5-19.ael7b_1.3
Red Hat · RHEL 7 enterprise_linux:7::workstation ntp 0:4.2.6p5-19.el7_1.3
Red Hat · RHEL 7 enterprise_linux:7::workstation ntp-debuginfo 0:4.2.6p5-19.el7_1.3
Red Hat · RHEL 7 enterprise_linux:7::workstation ntp-doc 0:4.2.6p5-19.el7_1.3
Red Hat · RHEL 7 enterprise_linux:7::workstation ntp-perl 0:4.2.6p5-19.el7_1.3
Red Hat · RHEL 7 enterprise_linux:7::workstation ntpdate 0:4.2.6p5-19.el7_1.3
Red Hat · RHEL 7 enterprise_linux:7::workstation sntp 0:4.2.6p5-19.el7_1.3

Vulnerabilities 2

  • Unscored —
    CVE-2015-5300

    The panic_gate check in NTP before 4.2.8p5 is only re-enabled after the first change to the system clock that was great…

    ntp ntp Debian Ubuntu
  • Unscored —
    CVE-2015-7704 EPSS 11%

    The ntpd client in NTP 4.x before 4.2.8p4 and 4.3.x before 4.3.77 allows remote attackers to cause a denial of service …

    ntp ntp Debian Ubuntu

References

  • article
    https://access.redhat.com/security/updates/classification/#important
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=1271070
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=1271076
  • advisory
    https://security.access.redhat.com/data/csaf/v2/advisories/2015/rhsa-2015_1930.json
  • report
    https://access.redhat.com/security/cve/CVE-2015-5300
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2015-5300
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2015-5300
  • article
    https://www.cs.bu.edu/~goldbe/NTPattack.html
  • report
    https://access.redhat.com/security/cve/CVE-2015-7704
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2015-7704
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2015-7704