Re: Linux kernel IGMP vulnerabilities

From: stephen joseph butler (stephen.butler_at_gmail.com)
Date: 12/15/04

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    Date: Tue, 14 Dec 2004 23:14:46 -0600
To: security@isec.pl

    On Tue, 14 Dec 2004 11:31:21 +0100 (CET), Paul Starzetz <ihaquer@isec.pl> wrote:
    > You can check if your configuration is vulnerable by looking at these
    > files:
    >
    > /proc/net/igmp
    > /proc/net/mcfilter
    >
    > if both exist and are non-empty you are vulnerable!

    Just to be clear: if "mcfilter" is empty, then you aren't vulnerable?
    I have both files, and "igmp" contains data, but "mcfilter" is empty.

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