CVE-2011-0719: Samba

Medium severity, CVSS 5.0. EPSS: 4.6% chance of exploitation in the next 30 days.

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.

Affected products

• Samba Samba: version 3.0.0 only; version 3.0.1 only; version 3.0.2 only; version 3.0.2a only; version 3.0.3 only; version 3.0.4 only; …

Published 2011-03-01. Last modified 2026-06-16.