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Category:   Application (Generic)  >   BIND Vendors:   ISC (Internet Software Consortium)
(IBM Issues Fix for AIX) ISC BIND Invalid Record Caching Flaw Lets Remote Users Deny Service
SecurityTracker Alert ID:  1026472
SecurityTracker URL:  http://securitytracker.com/id/1026472
CVE Reference:   CVE-2011-4313   (Links to External Site)
Date:  Dec 29 2011
Impact:   Denial of service via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 9.4-ESV, 9.6-ESV, 9.7.x, 9.8.x
Description:   A vulnerability was reported in ISC BIND. A remote user can cause denial of service conditions.

A remote user can send specially crafted data to cause the target BIND service to cache an invalid record. A subsequent query can trigger an error in 'query.c' and cause BIND to crash.

Impact:   A remote user can cause the target BIND service to crash.
Solution:   IBM has issued a fix for AIX.

The IBM advisory is available at:

http://aix.software.ibm.com/aix/efixes/security/bind9_advisory3.asc

Vendor URL:  www.isc.org/software/bind/advisories/cve-2011-4313 (Links to External Site)
Cause:   State error
Underlying OS:  UNIX (AIX)
Underlying OS Comments:  5.3, 6.1, 7.1

Message History:   This archive entry is a follow-up to the message listed below.
Nov 17 2011 ISC BIND Invalid Record Caching Flaw Lets Remote Users Deny Service



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