This issue did not affect the versions of ntp as shipped with Red Hat Enterprise Linux 5 as they do not include the affected code, which was introduced in version 4.2.6 of NTP.
CVSS v2 metrics
Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).
Red Hat Security Errata
|Red Hat Enterprise Linux 7 (ntp)||RHSA-2016:0063||2016-01-25|
|Red Hat Enterprise Linux 6 (ntp)||RHSA-2016:0063||2016-01-25|