From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id E723328937D; Tue, 15 Jul 2025 10:45:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752576304; cv=none; b=PdDiyzgsYJTf6kkHypkznsAlryKCXyRuyotlKT5Zd38IMRKUQG6bsjqgeO/hRKPQQ9JpdrMAYnNTAmRTHS0st/z9+PmHV3BJ+aNjE8k4izJfHfK1wVTgO+6tzSZUaLO4w6xmlPC3ulQBfPXvgth3mUB15/om/KjBkO49AVrTWic= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752576304; c=relaxed/simple; bh=7XJ1BRhn2lxSh/tzzzaszWDfsHbCVUNk0QDHz+C5wo0=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=Y7kICLlPZt3J/RLyR5uATRM/Jcuqu4UoL5A0JWbWlVAUg9eE4CrmczQdZJD3I2HEeZdJZAjMCw1zUdiTXdcZK5kOSqi3LsA+UYwmQFZpw06pwuWJwX2FzKQaL/KVqZR9DxlGE2DoaLWcFMcfrWsgvI9FeNh5kH0B8rN+0mglgwc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=U6JRK1hg; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="U6JRK1hg" Received: by smtp.kernel.org (Postfix) with ESMTPSA id B0323C4CEE3; Tue, 15 Jul 2025 10:45:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1752576303; bh=7XJ1BRhn2lxSh/tzzzaszWDfsHbCVUNk0QDHz+C5wo0=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=U6JRK1hgUG2pBDtboXXdk90VT7VYgEKSJP2AGzgZ2Bcia3HyIUKIUWl5VDW+kGO7a rg9c/cb0OOS6uH3+FQ71ftH3Um0YqsvBE9BwS54pCiX7w+nMt7ZUWlizrVng6N4pBZ PGkzIKmv1GjrtMO0JVdYs7RGgdO9a3QIP13Tod31j8JOltT/rqQfEa/uArGHX9MAXq cdTl8yiTVF4gUDzh0T//6l72b53OYAaGi42Ny5yt2Ch0B9nEmQUH1nPCmwMiaS1U5k AYAE8pmwNWJSmOuQgAk7k8jllKNamMJ4O6GhZeA5Mz38cxlLy5shP63VJRTucsTfgv ryobmWWfKPoKQ== Message-ID: Date: Tue, 15 Jul 2025 12:45:00 +0200 Precedence: bulk X-Mailing-List: linux-scsi@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH] [PATCH] scsi:bfa: Double-free vulnerability fix To: jackysliu <1972843537@qq.com>, anil.gurumurthy@qlogic.com Cc: sudarsana.kalluru@qlogic.com, James.Bottomley@HansenPartnership.com, martin.petersen@oracle.com, linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org References: Content-Language: en-US From: Krzysztof Kozlowski Autocrypt: addr=krzk@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 7bit On 24/06/2025 13:58, jackysliu wrote: > In the QLogic BR-series Fibre Channel driver (bfad), > there exists a double-free vulnerability. > When the bfad_im_probe() function fails during initialization, > the memory pointed to by bfad->im is freed without > setting bfad->im to NULL. > Subsequently, during driver uninstallation, > when the state machine enters the bfad_sm_stopping state > and calls the bfad_im_probe_undo() function, > it attempts to free the memory pointed to by bfad->im again, > thereby triggering a double-free vulnerability. > > Signed-off-by: jackysliu <1972843537@qq.com> > --- > drivers/scsi/bfa/bfad_im.c | 1 + > 1 file changed, 1 insertion(+) You should disclose that you used some AI tool for that... and that other report(s) was really fake finding. People should know you generated it with AI, so they could make informed decision whether to even allocate time here. Best regards, Krzysztof