Sec advis

eEye http://www.eeye.com/html/research/advisories/index.html
iDefense http://www.idefense.com/application/poi/display?type=vulnerabilities
NGS http://www.nextgenss.com/advisory.htm
ISS http://xforce.iss.net/xforce/alerts/advisories
Nsfocus http://www.nsfocus.com/english/homepage/research/advisory.htm
Core Security http://www.coresecurity.com/corelabs/advisories/index.php
BindView http://www.bindview.com/Advisories/index.cfm
e-matters http://security.e-matters.de/
Rapid7 http://www.rapid7.com/advisories/rapid7-advisories.htm
Georgi Guninski http://www.guninski.com/
@stake http://www.atstake.com/research/advisories/2004/
Foundstone http://www.foundstone.com/resources/advisories.htm
Application Security http://www.appsecinc.com/resources/alerts/
iSEC http://www.isec.pl/vulnerabilities.html
exploitlabs http://www.exploitlabs.com/files/advisories/
Luigi Auriemma http://aluigi.altervista.org/adv.htm
Luca Ercoli http://www.lucaercoli.it
Chris Evans http://scary.beasts.org/security/
Jouko Pynnönen http://jouko.iki.fi/research.html