Samba FD_SET Stack Corruption Flaw Lets Remote and Local Users Deny Service
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SecurityTracker Alert ID: 1025132 |
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SecurityTracker URL: http://securitytracker.com/id/1025132
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CVE Reference:
CVE-2011-0719
(Links to External Site)
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Date: Feb 28 2011
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Impact:
Denial of service via network
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Fix Available: Yes Vendor Confirmed: Yes
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Version(s): 3.0.x - 3.5.x
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Description:
A vulnerability was reported in Samba. A local user, remote authenticated user, or remote guest user can cause denial of service conditions.
The FD_SET macro does not implement range checks on file descriptors. A local user, remote authenticated user, or remote guest user can corrupt the stack to cause Samba to crash or enter an infinite loop.
Volker Lendecke of SerNet reported this vulnerability.
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Impact:
A local user, remote authenticated user, or remote guest user can cause the service to crash or enter an infinite loop.
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Solution:
The vendor has issued a fix (3.5.7).
Patches are also available at:
http://www.samba.org/samba/security/
The vendor's advisory is available at:
http://samba.org/samba/security/CVE-2011-0719.html
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Vendor URL: samba.org/samba/security/CVE-2011-0719.html (Links to External Site)
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Cause:
Input validation error, State error
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Underlying OS:
Linux (Any), UNIX (Any)
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Message History:
This archive entry has one or more follow-up message(s) listed below.
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Source Message Contents
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Date: Mon, 28 Feb 2011 20:21:18 +0000
Subject: Samba
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http://samba.org/samba/security/CVE-2011-0719.html
CVE-2011-0719
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