(NetBSD Issues Fix) BIND DNSSEC Validation Cache Failure Lets Remote Users Deny Service
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SecurityTracker Alert ID: 1027314 |
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SecurityTracker URL: http://securitytracker.com/id/1027314
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CVE Reference:
CVE-2012-3817
(Links to External Site)
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Date: Jul 26 2012
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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): 9.6-ESV-R1 through 9.6-ESV-R7-P1; 9.7.1 through 9.7.6-P1; 9.8.0 through 9.8.3-P1; 9.9.0 through 9.9.1-P1
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Description:
A vulnerability was reported in BIND. A remote user can cause denial of service conditions.
On systems configured for DNSSEC validation, a remote user can cause the cache of failing queries to be used before fully initialized, triggering an assertion failure.
Einar Lonn of IIS.se reported this vulnerability.
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Impact:
A remote user can cause the target system to crash.
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Solution:
NetBSD has issued a fix.
The NetBSD advisory is available at:
http://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2012-004.txt.asc
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Vendor URL: kb.isc.org/article/AA-00729 (Links to External Site)
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Cause:
State error
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Underlying OS:
UNIX (NetBSD)
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Message History:
This archive entry is a follow-up to the message listed below.
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Source Message Contents
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Date: Thu, 26 Jul 2012 21:15:30 +0000
Subject: NetBSD
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http://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2012-004.txt.asc
CVE-2012-3817
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