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…

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.

Scores

EPSS (exploitation in 30 days)

4.6% · top 8.3% of all CVEs (2 Nov 2026)

Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.0.

Weakness

• n/a
• CWE-119 (opens in a new tab)

Affected products

• n/a

  • affected n/a

References (33)

• HPSBUX02657 (opens in a new tab)vendor-advisoryx_refsource_HPx_transferred
• ADV-2011-0522 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
• SSA:2011-059-01 (opens in a new tab)vendor-advisoryx_refsource_SLACKWAREx_transferred
• 1025132 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
• http://support.apple.com/kb/HT4723 (opens in a new tab)x_refsource_CONFIRMx_transferred
• https://bugzilla.redhat.com/show_bug.cgi?id=678328 (opens in a new tab)x_refsource_CONFIRMx_transferred
• RHSA-2011:0306 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• DSA-2175 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
• 46597 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
• ADV-2011-0541 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
• ADV-2011-0517 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
• ADV-2011-0702 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
• APPLE-SA-2011-06-23-1 (opens in a new tab)vendor-advisoryx_refsource_APPLEx_transferred
• http://www.samba.org/samba/history/samba-3.4.12.html (opens in a new tab)x_refsource_CONFIRMx_transferred
• ADV-2011-0518 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
• FEDORA-2011-3118 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
• 43517 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 43557 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 43556 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 43512 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• USN-1075-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
• ADV-2011-0519 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
• http://samba.org/samba/security/CVE-2011-0719.html (opens in a new tab)x_refsource_CONFIRMx_transferred
• ADV-2011-0520 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
• FEDORA-2011-3120 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
• 43503 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• samba-fdset-dos(65724) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
• RHSA-2011:0305 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• http://www.samba.org/samba/history/samba-3.5.7.html (opens in a new tab)x_refsource_CONFIRMx_transferred
• 43482 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 43843 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• MDVSA-2011:038 (opens in a new tab)vendor-advisoryx_refsource_MANDRIVAx_transferred
• http://www.samba.org/samba/history/samba-3.3.15.html (opens in a new tab)x_refsource_CONFIRMx_transferred

Sources

The same CVE in the primary databases and aggregators, to check against.

• CVE.org record (opens in a new tab)
• CVE List JSON (GitHub) (opens in a new tab)
• NVD (opens in a new tab)
• FIRST EPSS (opens in a new tab)
• OSV.dev (opens in a new tab)
• GitHub Advisories (opens in a new tab)
• CIRCL Vulnerability-Lookup (opens in a new tab)

Record last updated 6 Aug 2024, 22:05 UTC.