{"action":"Upgrade ntp to 1:4.2.6.p5+dfsg-4 or later.","affected":[{"fixed":"1:4.2.6.p5+dfsg-4","introduced":"0"}],"component":"ntp","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:11","exploited":false,"fixed_versions":["1:4.2.6.p5+dfsg-4"],"id":"tcs_01M5NB2255H526TZ92SGZC68M4","modified_at":"2026-08-27T12:47:20.682809140Z","published_at":"2015-10-06T01:59:02.610Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2014-9751","https://security-tracker.debian.org/tracker/CVE-2014-9751"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2014-9751","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2014-9751"}],"summary":"The read_network_packet function in ntp_io.c in ntpd in NTP 4.x before 4.2.8p1 on Linux and OS X does not properly determine whether a source IP address is an IPv6 loopback address, which makes it eas"}