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Date:      Tue, 7 Jan 2003 14:15:02 -0800 (PST)
From:      Nate Lawson <nate@root.org>
To:        security@freebsd.org, net@freebsd.org
Subject:   @stake advisory: etherleak
Message-ID:  <Pine.BSF.4.21.0301071410440.15714-100000@root.org>

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The short of it is that if a tx packet is < 64 bytes (min ethernet frame
len), data can be leaked if the driver transmits 64 bytes.  It seems our
use of mbufs would prevent leakage but I haven't examined any drivers to
verify this.

http://www.atstake.com/research/advisories/2003/atstake_etherleak_report.pdf

-Nate


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