Stack-based buffer overflow in the crypto_recv function in ntp_crypto.c in ntpd in NTP before 4.2.4p7 and 4.2.5 before 4.2.5p74, when OpenSSL and autokey are enabled, allows remote attackers to execute arbitrary code via a crafted packet containing an extension field.
https://www.redhat.com/archives/fedora-package-announce/2009-May/msg01449.html
https://www.redhat.com/archives/fedora-package-announce/2009-May/msg01414.html
https://www.redhat.com/archives/fedora-package-announce/2009-June/msg00293.html
https://support.ntp.org/bugs/show_bug.cgi?id=1151
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6307
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11231
https://launchpad.net/bugs/cve/2009-1252
https://bugzilla.redhat.com/show_bug.cgi?id=499694
http://www.vupen.com/english/advisories/2009/3316
http://www.vupen.com/english/advisories/2009/1361
http://www.vmware.com/security/advisories/VMSA-2009-0016.html
http://www.securitytracker.com/id?1022243
http://www.securityfocus.com/bid/35017
http://www.securityfocus.com/archive/1/507985/100/0/threaded
http://www.mandriva.com/security/advisories?name=MDVSA-2009:117
http://www.kb.cert.org/vuls/id/853097
http://www.gentoo.org/security/en/glsa/glsa-200905-08.xml
http://www.debian.org/security/2009/dsa-1801
http://wiki.rpath.com/wiki/Advisories:rPSA-2009-0092
http://slackware.com/security/viewer.php?l=slackware-security&y=2009&m=slackware-security.566238
http://security.freebsd.org/advisories/FreeBSD-SA-09:11.ntpd.asc
http://secunia.com/advisories/37471
http://secunia.com/advisories/37470
http://secunia.com/advisories/35630
http://secunia.com/advisories/35416
http://secunia.com/advisories/35388
http://secunia.com/advisories/35336
http://secunia.com/advisories/35308
http://secunia.com/advisories/35253
http://secunia.com/advisories/35243
http://secunia.com/advisories/35169
http://secunia.com/advisories/35166
http://secunia.com/advisories/35138
http://secunia.com/advisories/35137
http://rhn.redhat.com/errata/RHSA-2009-1040.html
http://rhn.redhat.com/errata/RHSA-2009-1039.html
http://lists.opensuse.org/opensuse-security-announce/2009-06/msg00003.html