The logconfigcommand function in ntp_parser.y in ntpd in NTP before 4.2.7p42 allows remote attackers to cause a denial of service (ntpd crash) via crafted logconfig commands.
{ "availability": "No subscription required", "ubuntu_priority": "negligible", "binaries": [ { "binary_version": "1:4.2.6.p5+dfsg-3ubuntu2.14.04.5", "binary_name": "ntp" }, { "binary_version": "1:4.2.6.p5+dfsg-3ubuntu2.14.04.5", "binary_name": "ntp-dbgsym" }, { "binary_version": "1:4.2.6.p5+dfsg-3ubuntu2.14.04.5", "binary_name": "ntp-doc" }, { "binary_version": "1:4.2.6.p5+dfsg-3ubuntu2.14.04.5", "binary_name": "ntpdate" }, { "binary_version": "1:4.2.6.p5+dfsg-3ubuntu2.14.04.5", "binary_name": "ntpdate-dbgsym" } ] }