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From: Stephen Hemminger <stephen@networkplumber.org>
To: Peter Kosyh <pkosyh@yandex.ru>
Cc: Ajit Khaparde <ajit.khaparde@broadcom.com>,
	Sriharsha Basavapatna <sriharsha.basavapatna@broadcom.com>,
	Somnath Kotur <somnath.kotur@broadcom.com>,
	"David S. Miller" <davem@davemloft.net>,
	Eric Dumazet <edumazet@google.com>,
	Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
	netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
	lvc-project@linuxtesting.org
Subject: Re: [PATCH] net: benet: use snprintf instead sprintf and IFNAMSIZ instead hardcoded constant.
Date: Tue, 4 Oct 2022 08:29:36 -0700	[thread overview]
Message-ID: <20221004082936.0d0c9bcb@hermes.local> (raw)
In-Reply-To: <20221004095034.377665-1-pkosyh@yandex.ru>

On Tue,  4 Oct 2022 12:50:34 +0300
Peter Kosyh <pkosyh@yandex.ru> wrote:

> printf to array 'eqo->desc' of size 32 may cause buffer overflow when
> using non-standard IFNAMSIZ.
> 
> Found by Linux Verification Center (linuxtesting.org) with SVACE.
> 
> Signed-off-by: Peter Kosyh <pkosyh@yandex.ru>

NACK
Non-standard IFNAMSIZ will break uapi and many things.
I see no reason for kernel or tools like iproute2 to support or
fix those related bugs.

  reply	other threads:[~2022-10-04 15:29 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-10-04  9:50 [PATCH] net: benet: use snprintf instead sprintf and IFNAMSIZ instead hardcoded constant Peter Kosyh
2022-10-04 15:29 ` Stephen Hemminger [this message]
2022-10-05  0:30   ` Jakub Kicinski

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