{"id":"CVE-2014-9751","aliases":["DEBIAN-CVE-2014-9751","DLA-149-1","DSA-3154-1","EUVD-2014-9557","GHSA-ffj6-rf7h-c479","RHSA-2015:1459","RHSA-2015:2231"],"status":"published","title":"The read_network_packet function in ntp_io.c in ntpd in NTP 4.x before 4.2.8p1 on Linux and OS X...","description":"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 easier for remote attackers to spoof restricted packets, and read or write to the runtime state, by leveraging the ability to reach the ntpd machine's network interface with a packet from the ::1 address.","severity":{"version":"2.0","score":6.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.04532,"percentile":0.91611,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-20"],"published":"2015-02-05T00:00:00Z","modified":"2026-08-27T12:47:20Z","fixes":[{"ecosystem":"Debian:11","package":"ntp","fixed_in":["1:4.2.6.p5+dfsg-4"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:11","package":"ntp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:4.2.6.p5+dfsg-4"}]}]},{"source":"osv","ecosystem":"Debian:6.0","package":"ntp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:4.2.6.p2+dfsg-1+deb6u2"}]}],"versions":["1:4.2.6.p2+dfsg-1"],"bundled":2},{"source":"osv","ecosystem":"Debian:7","package":"ntp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:4.2.6.p5+dfsg-2+deb7u2"}]}],"versions":["1:4.2.6.p5+dfsg-2","1:4.2.6.p5+dfsg-2+deb7u1"],"bundled":2},{"source":"osv","ecosystem":"Red Hat:enterprise_linux:6::client","package":"ntp-debuginfo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:4.2.6p5-5.el6"}]}],"bundled":7},{"source":"osv","ecosystem":"Red Hat:enterprise_linux:6::client","package":"ntp-doc","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:4.2.6p5-5.el6"}]}],"bundled":7},{"source":"osv","ecosystem":"Red Hat:enterprise_linux:6::client","package":"ntp-perl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:4.2.6p5-5.el6"}]}],"bundled":7},{"source":"osv","ecosystem":"Red Hat:enterprise_linux:6::client","package":"ntp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:4.2.6p5-5.el6"}]}],"bundled":7},{"source":"osv","ecosystem":"Red Hat:enterprise_linux:6::client","package":"ntpdate","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:4.2.6p5-5.el6"}]}],"bundled":7},{"source":"osv","ecosystem":"Red Hat:enterprise_linux:6::computenode","package":"ntp-debuginfo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:4.2.6p5-5.el6"}]}],"bundled":7},{"source":"osv","ecosystem":"Red Hat:enterprise_linux:6::computenode","package":"ntp-doc","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:4.2.6p5-5.el6"}]}],"bundled":7},{"source":"osv","ecosystem":"Red Hat:enterprise_linux:6::computenode","package":"ntp-perl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:4.2.6p5-5.el6"}]}],"bundled":7},{"source":"osv","ecosystem":"Red Hat:enterprise_linux:6::computenode","package":"ntp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:4.2.6p5-5.el6"}]}],"bundled":7},{"source":"osv","ecosystem":"Red Hat:enterprise_linux:6::computenode","package":"ntpdate","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:4.2.6p5-5.el6"}]}],"bundled":7},{"source":"osv","ecosystem":"Red Hat:enterprise_linux:6::server","package":"ntp-debuginfo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:4.2.6p5-5.el6"}]}],"bundled":7},{"source":"osv","ecosystem":"Red Hat:enterprise_linux:6::server","package":"ntp-doc","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:4.2.6p5-5.el6"}]}],"bundled":7},{"source":"osv","ecosystem":"Red Hat:enterprise_linux:6::server","package":"ntp-perl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:4.2.6p5-5.el6"}]}],"bundled":7},{"source":"osv","ecosystem":"Red Hat:enterprise_linux:6::server","package":"ntp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:4.2.6p5-5.el6"}]}],"bundled":7},{"source":"osv","ecosystem":"Red Hat:enterprise_linux:6::server","package":"ntpdate","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:4.2.6p5-5.el6"}]}],"bundled":7},{"source":"osv","ecosystem":"Red Hat:enterprise_linux:6::workstation","package":"ntp-debuginfo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:4.2.6p5-5.el6"}]}],"bundled":7},{"source":"osv","ecosystem":"Red Hat:enterprise_linux:6::workstation","package":"ntp-doc","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:4.2.6p5-5.el6"}]}],"bundled":7},{"source":"osv","ecosystem":"Red Hat:enterprise_linux:6::workstation","package":"ntp-perl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:4.2.6p5-5.el6"}]}],"bundled":7},{"source":"osv","ecosystem":"Red Hat:enterprise_linux:6::workstation","package":"ntp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:4.2.6p5-5.el6"}]}],"bundled":7},{"source":"osv","ecosystem":"Red Hat:enterprise_linux:6::workstation","package":"ntpdate","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:4.2.6p5-5.el6"}]}],"bundled":7},{"source":"osv","ecosystem":"Red Hat:enterprise_linux:7::client","package":"ntp-debuginfo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:4.2.6p5-22.el7"}]}],"bundled":7},{"source":"osv","ecosystem":"Red Hat:enterprise_linux:7::client","package":"ntp-doc","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:4.2.6p5-22.el7"}]}],"bundled":7},{"source":"osv","ecosystem":"Red Hat:enterprise_linux:7::client","package":"ntp-perl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:4.2.6p5-22.el7"}]}],"bundled":7},{"source":"osv","ecosystem":"Red Hat:enterprise_linux:7::client","package":"sntp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:4.2.6p5-22.el7"}]}],"bundled":7},{"source":"osv","ecosystem":"Red Hat:enterprise_linux:7::client","package":"ntp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:4.2.6p5-22.el7"}]}],"bundled":7},{"source":"osv","ecosystem":"Red Hat:enterprise_linux:7::client","package":"ntpdate","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:4.2.6p5-22.el7"}]}],"bundled":7},{"source":"osv","ecosystem":"Red Hat:enterprise_linux:7::computenode","package":"ntp-debuginfo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:4.2.6p5-22.el7"}]}],"bundled":7},{"source":"osv","ecosystem":"Red Hat:enterprise_linux:7::computenode","package":"ntp-doc","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:4.2.6p5-22.el7"}]}],"bundled":7},{"source":"osv","ecosystem":"Red Hat:enterprise_linux:7::computenode","package":"ntp-perl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:4.2.6p5-22.el7"}]}],"bundled":7},{"source":"osv","ecosystem":"Red Hat:enterprise_linux:7::computenode","package":"sntp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:4.2.6p5-22.el7"}]}],"bundled":7},{"source":"osv","ecosystem":"Red Hat:enterprise_linux:7::computenode","package":"ntp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:4.2.6p5-22.el7"}]}],"bundled":7},{"source":"osv","ecosystem":"Red Hat:enterprise_linux:7::computenode","package":"ntpdate","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:4.2.6p5-22.el7"}]}],"bundled":7},{"source":"osv","ecosystem":"Red Hat:enterprise_linux:7::server","package":"ntp-debuginfo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:4.2.6p5-22.el7"}]}],"bundled":7},{"source":"osv","ecosystem":"Red Hat:enterprise_linux:7::server","package":"ntp-doc","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:4.2.6p5-22.el7"}]}],"bundled":7},{"source":"osv","ecosystem":"Red Hat:enterprise_linux:7::server","package":"ntp-perl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:4.2.6p5-22.el7"}]}],"bundled":7},{"source":"osv","ecosystem":"Red Hat:enterprise_linux:7::server","package":"sntp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:4.2.6p5-22.el7"}]}],"bundled":7},{"source":"osv","ecosystem":"Red Hat:enterprise_linux:7::server","package":"ntp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:4.2.6p5-22.el7"}]}],"bundled":7},{"source":"osv","ecosystem":"Red Hat:enterprise_linux:7::server","package":"ntpdate","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:4.2.6p5-22.el7"}]}],"bundled":7},{"source":"osv","ecosystem":"Red Hat:enterprise_linux:7::workstation","package":"ntp-debuginfo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:4.2.6p5-22.el7"}]}],"bundled":7},{"source":"osv","ecosystem":"Red Hat:enterprise_linux:7::workstation","package":"ntp-doc","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:4.2.6p5-22.el7"}]}],"bundled":7},{"source":"osv","ecosystem":"Red Hat:enterprise_linux:7::workstation","package":"ntp-perl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:4.2.6p5-22.el7"}]}],"bundled":7},{"source":"osv","ecosystem":"Red Hat:enterprise_linux:7::workstation","package":"sntp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:4.2.6p5-22.el7"}]}],"bundled":7},{"source":"osv","ecosystem":"Red Hat:enterprise_linux:7::workstation","package":"ntp","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:4.2.6p5-22.el7"}]}],"bundled":7},{"source":"osv","ecosystem":"Red Hat:enterprise_linux:7::workstation","package":"ntpdate","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:4.2.6p5-22.el7"}]}],"bundled":7}],"products":[{"vendor":"debian","product":"debian_linux"},{"vendor":"ntp","product":"ntp"},{"vendor":"oracle","product":"linux"},{"vendor":"redhat","product":"enterprise_linux_desktop"},{"vendor":"redhat","product":"enterprise_linux_server"},{"vendor":"redhat","product":"enterprise_linux_workstation"}],"references":[{"url":"http://www.kb.cert.org/vuls/id/852879","tags":["third-party-advisory","x_refsource_CERT-VN","x_transferred","Third Party Advisory","US Government Resource","advisory","web"]},{"url":"http://support.ntp.org/bin/view/Main/SecurityNotice#December_2014_NTP_Security_Vulne","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory","advisory"]},{"url":"http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html","tags":["x_refsource_CONFIRM","x_transferred","Third Party Advisory","advisory"]},{"url":"http://bugs.ntp.org/show_bug.cgi?id=2672","tags":["x_refsource_CONFIRM","x_transferred","Issue Tracking","Patch","Vendor Advisory","advisory","fix","report"]},{"url":"http://www.debian.org/security/2015/dsa-3388","tags":["vendor-advisory","x_refsource_DEBIAN","x_transferred","Third Party Advisory","advisory"]},{"url":"http://www.securityfocus.com/bid/72584","tags":["vdb-entry","x_refsource_BID","x_transferred","Third Party Advisory","VDB Entry","advisory"]},{"url":"http://rhn.redhat.com/errata/RHSA-2015-1459.html","tags":["vendor-advisory","x_refsource_REDHAT","x_transferred","Third Party Advisory","advisory"]},{"url":"https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US\u0026docId=emr_na-hpesbhf03886en_us","tags":["x_refsource_CONFIRM","x_transferred","Third Party Advisory","advisory"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1184572","tags":["x_refsource_CONFIRM","x_transferred","Issue Tracking","Third Party Advisory","advisory","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2014-9751","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-ffj6-rf7h-c479"},{"url":"https://security-tracker.debian.org/tracker/CVE-2014-9751","tags":["advisory"]},{"url":"https://access.redhat.com/errata/RHSA-2015:1459","tags":["advisory"]},{"url":"https://access.redhat.com/security/updates/classification/#moderate","tags":["article"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=995134","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1045376","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1117704","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1122015","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1165141","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1166596","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1171630","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1184573","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1190619","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1193849","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1193850","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1199430","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1199435","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1210324","tags":["report"]},{"url":"https://security.access.redhat.com/data/csaf/v2/advisories/2015/rhsa-2015_1459.json","tags":["advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2014-9297","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2014-9297","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2014-9297","tags":["advisory"]},{"url":"http://support.ntp.org/bin/view/Main/SecurityNotice#vallen_is_not_validated_in_sever","tags":["article"]},{"url":"https://access.redhat.com/security/cve/CVE-2014-9298","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2014-9298","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2014-9298","tags":["advisory"]},{"url":"http://support.ntp.org/bin/view/Main/SecurityNotice#1_can_be_spoofed_on_some_OSes_so","tags":["article"]},{"url":"https://access.redhat.com/security/cve/CVE-2014-9750","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2014-9750","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2014-9750","tags":["advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2014-9751","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2014-9751","tags":["advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2015-1798","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2015-1798","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2015-1798","tags":["advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2015-1799","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2015-1799","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2015-1799","tags":["advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2015-3405","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2015-3405","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2015-3405","tags":["advisory"]},{"url":"https://access.redhat.com/errata/RHSA-2015:2231","tags":["advisory"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1117702","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1122012","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1171640","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1180721","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1191108","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1191122","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1193154","tags":["report"]},{"url":"https://security.access.redhat.com/data/csaf/v2/advisories/2015/rhsa-2015_2231.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2014-9751","description":"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 easier for remote attackers to spoof restricted packets, and read or write to the runtime state, by leveraging the ability to reach the ntpd machine's network interface with a packet from the ::1 address.","status":"published","published":"2015-10-04T20:00:00Z","modified":"2024-08-06T13:55:04.656Z","updated_at":"2026-11-02T14:33:42.54191Z"}],"euvd":[{"id":"EUVD-2014-9557","description":"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 easier for remote attackers to spoof restricted packets, and read or write to the runtime state, by leveraging the ability to reach the ntpd machine's network interface with a packet from the ::1 address.","status":"published","published":"2015-10-04T20:00:00Z","modified":"2024-08-06T13:55:04Z","updated_at":"2026-11-03T01:56:47.945236Z"}],"ghsa":[{"id":"GHSA-ffj6-rf7h-c479","title":"The read_network_packet function in ntp_io.c in ntpd in NTP 4.x before 4.2.8p1 on Linux and OS X...","description":"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 easier for remote attackers to spoof restricted packets, and read or write to the runtime state, by leveraging the ability to reach the ntpd machine's network interface with a packet from the ::1 address.","status":"published","published":"2022-05-13T01:06:43Z","modified":"2023-02-01T05:02:58Z","cwes":["CWE-20"],"updated_at":"2026-11-02T14:49:59.960888Z"}],"nvd":[{"id":"CVE-2014-9751","description":"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 easier for remote attackers to spoof restricted packets, and read or write to the runtime state, by leveraging the ability to reach the ntpd machine's network interface with a packet from the ::1 address.","status":"published","published":"2015-10-06T01:59:02.61Z","modified":"2026-06-17T00:18:55.447Z","cvss":[{"version":"2.0","score":6.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-20"],"updated_at":"2026-11-02T14:02:58.385843Z"}],"osv":[{"id":"CVE-2014-9751","description":"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 easier for remote attackers to spoof restricted packets, and read or write to the runtime state, by leveraging the ability to reach the ntpd machine's network interface with a packet from the ::1 address.","status":"published","published":"2015-10-06T01:59:02Z","modified":"2026-04-10T03:44:55.892329Z","updated_at":"2026-11-02T15:44:00.097545Z"},{"id":"DEBIAN-CVE-2014-9751","description":"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 easier for remote attackers to spoof restricted packets, and read or write to the runtime state, by leveraging the ability to reach the ntpd machine's network interface with a packet from the ::1 address.","status":"published","published":"2015-10-06T01:59:02.61Z","modified":"2026-08-27T12:47:20.68280914Z","updated_at":"2026-11-02T15:45:26.442161Z"},{"id":"DLA-149-1","title":"ntp - security update","status":"published","published":"2015-02-07T00:00:00Z","modified":"2026-03-09T01:19:49.252663Z","updated_at":"2026-11-02T15:46:09.777694Z"},{"id":"DSA-3154-1","title":"ntp - security update","status":"published","published":"2015-02-05T00:00:00Z","modified":"2026-03-09T01:23:30.200303Z","updated_at":"2026-11-02T15:46:15.843838Z"},{"id":"RHSA-2015:1459","title":"Red Hat Security Advisory: ntp security, bug fix, and enhancement update","status":"published","published":"2024-09-15T22:22:21Z","modified":"2026-06-26T12:21:49.209989474Z","updated_at":"2026-11-02T15:53:03.182161Z"},{"id":"RHSA-2015:2231","title":"Red Hat Security Advisory: ntp security, bug fix, and enhancement update","status":"published","published":"2024-09-15T22:22:28Z","modified":"2026-06-26T12:21:50.046767614Z","updated_at":"2026-11-02T15:53:03.182161Z"}]}}
