* Two vulnerabilities were discovered in the NTP server's parsing of
configuration directives. A remote, authenticated attacker could cause
ntpd to crash by sending a crafted message. (CVE-2017-6463, CVE-2017-6464)
* A vulnerability was found in NTP, in the parsing of packets from the
/dev/datum device. A malicious device could send crafted messages, causing
ntpd to crash. (CVE-2017-6462)
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