From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=100.103.45.18 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1792908824; b=KyTWZ+dpOkFRh2pWMTenEjdgEjSgF1dzZfCQD6DnZP9vAE5EgZihjvo9sjPTs+/jxJ2H c9Uh6J0qeEdyUCRqAutHBK7fprwqiV56W2daVfg3Ix7aw8qEx3DAfdzAKAmM3pSEkPeg/ DuS9RRHJkz4JEzVFW8GSg81JoFCaMArgb3vAHh+NoiuMxwzxy0DNqj7oa0LQL3eQ/R+DN BsmWuJDwbENp0o2r0gb7ILcR7JVtWOgAH8xTSsyRddzE/UvteniykSWWmNbjF/3wAtSUL azASBXaEd8vwhvydEVXIFdBWUQ4+9/ueMdjdcKfFv27yJmwpL9pZMc3Tj9yzVqnhs3Q== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1792908824; h=Received:DKIM-Signature:Date:From:To:Cc:Subject:Message-ID: References:MIME-Version:Content-Type:Content-Disposition:In-Reply-To; bh=kKnAeP1qA0SMv3Ti/BSO+LDrD072v8nA7MJcrE3DHvs=; b=kCoimXECzIwNONRoMIwJx9iIinW3TN96zDUufmd8kJY/5G70R9rZXZ1Yq+P1N51DVF50 VFlJPUUePk6eL6nHDD/yrTSb7K4lo8jSJA8cEm2mr1lRoSGYZAjyuJJAYZvpbudM+/p1O wvegMKSIVg/FR2adZuzJWRBA+CVSan5hmnkjgBx1kTMgBT+Bn/LPggt3bB/ILljL9KtEJ ftE5+pjU+B1wZv3waG/fRCQB/kgSdGcGn/6bEyJE8eTpWo0w8eSVlPxGA1OAyOtQ45WiX ZH/hmvW9UAOCWsvW6Uc+dcZYPjBlZsCks94ufFF/pvRVhcGHO8GIRJ+bdALm37sxqUw== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass header.d=linuxfoundation.org header.i=@linuxfoundation.org header.a=rsa-sha256 header.s=korg header.b=RgNCxD8i; arc=none smtp.remote-ip=100.103.45.18 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 762AD606A31B for ; Sun, 25 Oct 2026 06:13:44 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key, unprotected) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.a=rsa-sha256 header.s=korg header.b=RgNCxD8i Received: by smtp.kernel.org (Postfix) with ESMTPSA id 5D7BF1F01825; Sun, 25 Oct 2026 06:13:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linuxfoundation.org; s=korg; t=1792908824; bh=kKnAeP1qA0SMv3Ti/BSO+LDrD072v8nA7MJcrE3DHvs=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=RgNCxD8iOcBPKBQMApXOaj0o9SS9izFGg4AQizceoaPb3CAlDDtjyhkPA5VTQ48Rm Mtxtc2hcPKRHFmTgJpe9C71jIbnCmmzTlmWsLwvyVqHWL3d0terZWyZl6wXit+7wKe PGwT1qzDYsv7MOOzImVj+d1vEPRQA9TNdSubbNwM= Date: Sun, 25 Oct 2026 07:13:39 +0100 From: Greg KH To: Maholi Tumanggor Cc: linux-scsi@vger.kernel.org, security@kernel.org Subject: Re: [BUG] drivers/message/fusion/mptctl: heap buffer overflow in kbuf_alloc_2_sgl Message-ID: <2026102512-buffoon-unvisited-6d49@gregkh> References: X-Mailing-List: linux-scsi@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: On Sun, Oct 25, 2026 at 11:05:38AM +0700, Maholi Tumanggor wrote: > PROPOSED FIX > ============ > Add a bounds check before each buflist[] access in kbuf_alloc_2_sgl(): Please just turn this into a real patch that can be applied if you wish to see this resolved. thanks, greg k-h