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Category:   Application (Generic)  >   BIND Vendors:   ISC (Internet Software Consortium)
ISC BIND DNS64 Bug Lets Remote Users Deny Service
SecurityTracker Alert ID:  1027835
SecurityTracker URL:  http://securitytracker.com/id/1027835
CVE Reference:   CVE-2012-5688   (Links to External Site)
Date:  Dec 5 2012
Impact:   Denial of service via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): 9.8.0 - 9.8.4, 9.9.0 - 9.9.2
Description:   A vulnerability was reported in ISC BIND. A remote user can cause denial of service conditions.

A remote user can send a specially crafted request to trigger a flaw in the DNS64 IPv6 transition mechanism and cause the target name service to crash.

Systems configured to use DNS64 are affected.

BlueCat Networks reported this vulnerability.

Impact:   A remote user can cause the target name service to crash.
Solution:   The vendor has issued a fix (9.8.4-P1, 9.9.2-P1).

The vendor's advisory is available at:

https://kb.isc.org/article/AA-00828

Vendor URL:  kb.isc.org/article/AA-00828 (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 6 2012 (Red Hat Issues Fix) ISC BIND DNS64 Bug Lets Remote Users Deny Service
Red Hat has issued a fix for Red Hat Enterprise Linux 6.
Feb 19 2013 (FreeBSD Issues Fix) ISC BIND DNS64 Bug Lets Remote Users Deny Service
FreeBSD has issued a fix for FreeBSD 9.0 and 9.1.



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