The smdb daemon (smbd/service.c) in Samba 3.0.1 through 3.0.22 allows remote attackers to cause a denial of service (memory consumption) via a large number of share connection requests.
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11355
https://exchange.xforce.ibmcloud.com/vulnerabilities/27648
http://www.vupen.com/english/advisories/2006/4750
http://www.vupen.com/english/advisories/2006/4502
http://www.vupen.com/english/advisories/2006/2745
http://www.vmware.com/download/esx/esx-213-200610-patch.html
http://www.vmware.com/download/esx/esx-202-200610-patch.html
http://www.us-cert.gov/cas/techalerts/TA06-333A.html
http://www.ubuntu.com/usn/usn-314-1
http://www.securityfocus.com/bid/18927
http://www.securityfocus.com/archive/1/451426/100/200/threaded
http://www.securityfocus.com/archive/1/451417/100/200/threaded
http://www.securityfocus.com/archive/1/451404/100/0/threaded
http://www.securityfocus.com/archive/1/448957/100/0/threaded
http://www.securityfocus.com/archive/1/440836/100/0/threaded
http://www.securityfocus.com/archive/1/440767/100/0/threaded
http://www.securityfocus.com/archive/1/439880/100/100/threaded
http://www.securityfocus.com/archive/1/439875/100/0/threaded
http://www.securityfocus.com/archive/1/439757/100/0/threaded
http://www.samba.org/samba/security/CAN-2006-3403.html
http://www.redhat.com/support/errata/RHSA-2006-0591.html
http://www.novell.com/linux/security/advisories/2006_17_sr.html
http://www.mandriva.com/security/advisories?name=MDKSA-2006:120
http://www.kb.cert.org/vuls/id/313836
http://www.debian.org/security/2006/dsa-1110
http://slackware.com/security/viewer.php?l=slackware-security&y=2006&m=slackware-security.416876
http://securitytracker.com/id?1016459
http://securitydot.net/xpl/exploits/vulnerabilities/articles/1175/exploit.html
http://security.gentoo.org/glsa/glsa-200607-10.xml
http://secunia.com/advisories/23155
http://secunia.com/advisories/22875
http://secunia.com/advisories/21262
http://secunia.com/advisories/21190
http://secunia.com/advisories/21187
http://secunia.com/advisories/21159
http://secunia.com/advisories/21143
http://secunia.com/advisories/21086
http://secunia.com/advisories/21046
http://secunia.com/advisories/21019
http://secunia.com/advisories/21018
http://secunia.com/advisories/20983
http://secunia.com/advisories/20980
http://lists.apple.com/archives/security-announce/2006/Nov/msg00001.html