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Category:   Application (Generic)  >   BIND Vendors:   ISC (Internet Software Consortium)
BIND query_addsoa() Bug Lets Remote Users Deny Service
SecurityTracker Alert ID:  1017985
SecurityTracker URL:  http://securitytracker.com/id/1017985
CVE Reference:   CVE-2007-2241   (Links to External Site)
Updated:  May 19 2008
Original Entry Date:  May 1 2007
Impact:   Denial of service via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 9.4.0
Description:   A vulnerability was reported in BIND. A remote user can cause denial of service conditions.

A remote user can send specially crafted DNS queries to trigger an assertion failure in the query_addsoa() function in 'query.c' and cause the target service to crash.

The vendor was notified on April 29, 2007 (UTC).

Shumon Huque reported this vulnerability.

Impact:   A remote user can cause the target name server to crash.
Solution:   The vendor has issued a fixed version (9.4.1).
Vendor URL:  www.isc.org/sw/bind/view/?release=9.4.1#RELEASE (Links to External Site)
Cause:   Exception handling error
Underlying OS:   Linux (Any), UNIX (Any), Windows (Any)

Message History:   None.


 Source Message Contents

Date:  Mon, 30 Apr 2007 23:32:01 -0400
Subject:  BIND


> BIND 9.4.1 is now available.

> BIND 9.4.1 is a security release of BIND 9, containing a
> fix for a vulnerability in BIND 9.4.0:

> 2172.   [bug]           query_addsoa() was being called with a non zone db.
>                        [RT #16834]

 
 


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