Multiple stack-based buffer overflows in ntpd in NTP before 4.2.8 allow remote attackers to execute arbitrary code via a crafted packet, related to (1) the crypto_recv function when the Autokey Authentication feature is used, (2) the ctl_putdata function, and (3) the configure function.

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Affected package information

Release Package Patched in
devel ntp 1:4.2.6.p5+dfsg-3ubuntu3
lucid ntp 1:4.2.4p8+dfsg-1ubuntu2.2
precise ntp 1:4.2.6.p3+dfsg-1ubuntu3.2
trusty ntp 1:4.2.6.p5+dfsg-3ubuntu2.14.04.1
upstream ntp 4.2.8
utopic ntp 1:4.2.6.p5+dfsg-3ubuntu2.14.10.1