samba is vulnerable to denial of service. A flaw was found in the way Samba handled file descriptors. If an attacker were able to open a large number of file descriptors on the Samba server, they could flip certain stack bits to “1” values, resulting in the Samba server (smbd) crashing.
lists.apple.com/archives/security-announce/2011//Jun/msg00000.html
lists.fedoraproject.org/pipermail/package-announce/2011-March/056229.html
lists.fedoraproject.org/pipermail/package-announce/2011-March/056241.html
marc.info/?l=bugtraq&m=130835366526620&w=2
samba.org/samba/security/CVE-2011-0719.html
secunia.com/advisories/43482
secunia.com/advisories/43503
secunia.com/advisories/43512
secunia.com/advisories/43517
secunia.com/advisories/43556
secunia.com/advisories/43557
secunia.com/advisories/43843
slackware.com/security/viewer.php?l=slackware-security&y=2011&m=slackware-security.593629
support.apple.com/kb/HT4723
www.debian.org/security/2011/dsa-2175
www.mandriva.com/security/advisories?name=MDVSA-2011:038
www.redhat.com/support/errata/RHSA-2011-0305.html
www.redhat.com/support/errata/RHSA-2011-0306.html
www.samba.org/samba/history/samba-3.3.15.html
www.samba.org/samba/history/samba-3.4.12.html
www.samba.org/samba/history/samba-3.5.7.html
www.securityfocus.com/bid/46597
www.securitytracker.com/id?1025132
www.ubuntu.com/usn/USN-1075-1
www.vupen.com/english/advisories/2011/0517
www.vupen.com/english/advisories/2011/0518
www.vupen.com/english/advisories/2011/0519
www.vupen.com/english/advisories/2011/0520
www.vupen.com/english/advisories/2011/0522
www.vupen.com/english/advisories/2011/0541
www.vupen.com/english/advisories/2011/0702
access.redhat.com/errata/RHSA-2011:0305
access.redhat.com/security/updates/classification/#important
bugzilla.redhat.com/show_bug.cgi?id=678328
exchange.xforce.ibmcloud.com/vulnerabilities/65724