CVE-2011-0719

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.

Category

5.0
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 18.03% Top 10%
Vendor Advisory marc.info Vendor Advisory slackware.com Vendor Advisory redhat.com Vendor Advisory debian.org Vendor Advisory apple.com Vendor Advisory fedoraproject.org Vendor Advisory ubuntu.com Vendor Advisory fedoraproject.org Vendor Advisory redhat.com Vendor Advisory mandriva.com Vendor Advisory samba.org Vendor Advisory secunia.com Vendor Advisory secunia.com Vendor Advisory secunia.com Vendor Advisory secunia.com Vendor Advisory secunia.com Vendor Advisory secunia.com Vendor Advisory secunia.com Vendor Advisory vupen.com Vendor Advisory vupen.com Vendor Advisory vupen.com Vendor Advisory vupen.com Vendor Advisory vupen.com Vendor Advisory vupen.com Vendor Advisory vupen.com
Affected: n/a n/a
Published at:
Updated at:

References

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

Frequently Asked Questions

What is the severity of CVE-2011-0719?
CVE-2011-0719 has been scored as a medium severity vulnerability.
How to fix CVE-2011-0719?
To fix CVE-2011-0719, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2011-0719 being actively exploited in the wild?
It is possible that CVE-2011-0719 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~18% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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