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Category:   Application (Web Server/CGI)  >   Squid Vendors:   Squid-cache.org
Squid Resource Record Memory Free Error Lets Remote Users Deny Service
SecurityTracker Alert ID:  1026265
SecurityTracker URL:  http://securitytracker.com/id/1026265
CVE Reference:   CVE-2011-4096   (Links to External Site)
Date:  Nov 1 2011
Impact:   Denial of service via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): prior to 3.1.16
Description:   A vulnerability was reported in Squid. A remote user can cause denial of service conditions.

A remote user can send a specially crafted DNS request to cause the target service to crash. A request for a domain where a CNAME record points to another CNAME record that points to an empty A record can trigger an invalid memory free error.

Impact:   A remote user can cause the target service to crash.
Solution:   The vendor has issued a fix (3.1.16).

The vendor's advisory is available at:

http://bugs.squid-cache.org/show_bug.cgi?id=3237

Vendor URL:  www.squid-cache.org/Advisories/ (Links to External Site)
Cause:   State error
Underlying OS:   Linux (Any), UNIX (Any)

Message History:   This archive entry has one or more follow-up message(s) listed below.
Dec 7 2011 (Red Hat Issues Fix) Squid Resource Record Memory Free Error Lets Remote Users Deny Service   (bugzilla@redhat.com)
Red Hat has issued a fix for Red Hat Enterprise Linux 6.



 Source Message Contents

Date:  Tue, 01 Nov 2011 19:37:45 +0000
Subject:  Squid Proxy Cache


CVE-2011-4096

http://bugs.squid-cache.org/show_bug.cgi?id=3237
 
 


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