Secunia Security Advisory - A vulnerability has been reported in NetBSD, which can be exploited by malicious people to cause a DoS (Denial of Service).
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TITLE:
NetBSD Malformed ICMPv6 "MLD-QUERY" Denial of Service
SECUNIA ADVISORY ID:
SA31792
VERIFY ADVISORY:
http://secunia.com/advisories/31792/
CRITICAL:
Moderately critical
IMPACT:
DoS
WHERE:
>From remote
OPERATING SYSTEM:
NetBSD 4.0
http://secunia.com/product/19753/
DESCRIPTION:
A vulnerability has been reported in NetBSD, which can be exploited
by malicious people to cause a DoS (Denial of Service).
The vulnerability is caused due to an error when processing MLD
(Multicast Listener Discovery) packets with invalid "Maximum Response
Delay" values.
Successful exploitation causes a system panic, but requires the
kernel to be compiled with "options INET6" turned on.
SOLUTION:
Fixed in the CVS repository. See vendor advisory for details.
PROVIDED AND/OR DISCOVERED BY:
Miikka Saukko, Ossi Herrala, and Jukka Taimisto from the CROSS
project at Codenomicon Ltd.
ORIGINAL ADVISORY:
http://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2008-011.txt.asc
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