netdev - Re: [PATCH 0/6] net: stmmac: fix handling of oversized frames

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20190328.171019.1513054072749064700.davem@davemloft.net>
Date:   Thu, 28 Mar 2019 17:10:19 -0700 (PDT)
From:   David Miller <davem@...emloft.net>
To:     aaro.koskinen@....fi
Cc:     joabreu@...opsys.com, alexandre.torgue@...com,
        peppe.cavallaro@...com, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org, aaro.koskinen@...ia.com
Subject: Re: [PATCH 0/6] net: stmmac: fix handling of oversized frames

From: Aaro Koskinen <aaro.koskinen@....fi>
Date: Wed, 27 Mar 2019 22:35:34 +0200

> I accidentally had MTU size mismatch (9000 vs. 1500) in my network,
> and I noticed I could kill a system using stmmac & 1500 MTU simply
> by pinging it with "ping -s 2000 ...".
> 
> While testing a fix I encountered also some other issues that need fixing.
> 
> I have tested these only with enhanced descriptors, so the normal
> descriptor changes need a careful review.

I really want to see some stmmac developers review and/or test these
changes.

Thanks.