From: Greg KH <gregkh@linuxfoundation.org>
To: Oliver Hartkopp <socketcan@hartkopp.net>
Cc: harperchen1110@gmail.com, mkl@pengutronix.de, stable@vger.kernel.org
Subject: Re: FAILED: patch "[PATCH] can: af_can: fix NULL pointer dereference in can_rcv_filter" failed to apply to 4.19-stable tree
Date: Mon, 12 Dec 2022 12:55:32 +0100 [thread overview]
Message-ID: <Y5cWtLwRyrnOPG0I@kroah.com> (raw)
In-Reply-To: <e3b578a6-450b-11d6-caf9-33af7ad3cc3a@hartkopp.net>
On Mon, Dec 12, 2022 at 11:15:58AM +0100, Oliver Hartkopp wrote:
> Just FYI
>
> The longterm kernels before Linux 5.4 (4.9/4.14/4.19) are not affected by
> this issue as the netdev->ml_priv pointer is assigned within a netdev
> notifier for ARPHRD_CAN interfaces and this always assigns the data
> structure properly.
>
> I tested the crash reproducer from the syzbot bug report which did not have
> any bad effect (as expected).
Wonderful, thanks for letting us know.
greg k-h
prev parent reply other threads:[~2022-12-12 11:55 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-12-11 9:53 FAILED: patch "[PATCH] can: af_can: fix NULL pointer dereference in can_rcv_filter" failed to apply to 4.19-stable tree gregkh
2022-12-12 10:15 ` Oliver Hartkopp
2022-12-12 11:55 ` Greg KH [this message]
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