CVE-2011-0719 Information

Description

Samba 3.x before 3.3.15 3.4.x before 3.4.12 and 3.5.x before 3.5.7 does not perform range checks for file descriptors before use of the FD_SET macro which allows remote attackers to cause a denial of service (stack memory corruption and infinite loop or daemon crash) by opening a large number of files related to (1) Winbind or (2) smbd.

Reference

http://lists.apple.com/archives/security-announce/2011//Jun/msg00000.html http://lists.fedoraproject.org/pipermail/package-announce/2011-March/056229.html http://lists.fedoraproject.org/pipermail/package-announce/2011-March/056241.html http://marc.info/?l=bugtraq&m=130835366526620&w=2 http://samba.org/samba/security/CVE-2011-0719.html http://secunia.com/advisories/43482 http://secunia.com/advisories/43503 http://secunia.com/advisories/43512 http://secunia.com/advisories/43517 http://secunia.com/advisories/43556 http://secunia.com/advisories/43557 http://secunia.com/advisories/43843 http://slackware.com/security/viewer.php?l=slackware-security&y=2011&m=slackware-security.593629 http://support.apple.com/kb/HT4723 http://www.debian.org/security/2011/dsa-2175 http://www.mandriva.com/security/advisories?name=MDVSA-2011:038 http://www.redhat.com/support/errata/RHSA-2011-0305.html http://www.redhat.com/support/errata/RHSA-2011-0306.html http://www.samba.org/samba/history/samba-3.3.15.html http://www.samba.org/samba/history/samba-3.4.12.html http://www.samba.org/samba/history/samba-3.5.7.html http://www.securityfocus.com/bid/46597 http://www.securitytracker.com/id?1025132 http://www.ubuntu.com/usn/USN-1075-1 http://www.vupen.com/english/advisories/2011/0517 http://www.vupen.com/english/advisories/2011/0518 http://www.vupen.com/english/advisories/2011/0519 http://www.vupen.com/english/advisories/2011/0520 http://www.vupen.com/english/advisories/2011/0522 http://www.vupen.com/english/advisories/2011/0541 http://www.vupen.com/english/advisories/2011/0702 https://bugzilla.redhat.com/show_bug.cgi?id=678328 https://exchange.xforce.ibmcloud.com/vulnerabilities/65724