Avahi Multicast DNS Packet Processing Error in AvahiDnsPacket() Lets Remote Users Deny Service
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SecurityTracker Alert ID: 1024200 |
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SecurityTracker URL: http://securitytracker.com/id?1024200
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CVE Reference:
CVE-2010-2244
(Links to External Site)
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Date: Jul 14 2010
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Impact:
Denial of service via network
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Fix Available: Yes Vendor Confirmed: Yes Exploit Included: Yes
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Version(s): prior to 0.6.27
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Description:
A vulnerability was reported in Avahi. A remote user can cause denial of service conditions.
A remote user can send a specially crafted multicast DNS packet with an invalid checksum followed by a multicast DNS packet with a valid checksum to trigger an assertion and cause the target service to crash.
The vulnerability resides in the AvahiDnsPacket() function in 'avahi-core/socket.c'.
Ludwig Nussel reported this vulnerability.
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Impact:
A remote user can cause denial of service conditions.
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Solution:
The vendor has issued a fix (0.6.27).
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Vendor URL: avahi.org/ (Links to External Site)
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Cause:
Exception handling error
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Underlying OS:
Linux (Any), UNIX (Any)
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Message History:
This archive entry has one or more follow-up message(s) listed below.
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Source Message Contents
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Date: Tue, 13 Jul 2010 22:34:22 +0000
Subject: Avahi
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http://www.openwall.com/lists/oss-security/2010/06/23/4
CVE-2010-2244
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