linux-kernel - Re: [PATCH v3 4/9] i2c-mlxbf: prevent stack overflow in mlxbf_i2c_smbus_start

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Message-ID: <YyYOi5EoKSUKLt5l@shikoro>
Date:   Sat, 17 Sep 2022 20:14:35 +0200
From:   Wolfram Sang <wsa+renesas@...g-engineering.com>
To:     Asmaa Mnebhi <asmaa@...dia.com>
Cc:     linux-i2c@...r.kernel.org, linux-kernel@...r.kernel.org,
        Khalil Blaiech <kblaiech@...dia.com>
Subject: Re: [PATCH v3 4/9] i2c-mlxbf: prevent stack overflow in
 mlxbf_i2c_smbus_start_transaction()

On Thu, Sep 08, 2022 at 01:35:39PM -0400, Asmaa Mnebhi wrote:
> memcpy() is called in a loop while 'operation->length' upper bound
> is not checked and 'data_idx' also increments.
> 
> Fixes: b5b5b32081cd206b ("i2c: mlxbf: I2C SMBus driver for Mellanox BlueField SoC")
> Reviewed-by: Khalil Blaiech <kblaiech@...dia.com>
> Signed-off-by: Asmaa Mnebhi <asmaa@...dia.com>

Fixed the prefix in $subject and applied to for-current, thanks!


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