This is a note to let you know that I've just added the patch titled USB: serial: console: fix use-after-free after failed setup to the 3.18-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: usb-serial-console-fix-use-after-free-after-failed-setup.patch and it can be found in the queue-3.18 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. >From 299d7572e46f98534033a9e65973f13ad1ce9047 Mon Sep 17 00:00:00 2001 From: Johan Hovold <johan@xxxxxxxxxx> Date: Wed, 4 Oct 2017 11:01:13 +0200 Subject: USB: serial: console: fix use-after-free after failed setup From: Johan Hovold <johan@xxxxxxxxxx> commit 299d7572e46f98534033a9e65973f13ad1ce9047 upstream. Make sure to reset the USB-console port pointer when console setup fails in order to avoid having the struct usb_serial be prematurely freed by the console code when the device is later disconnected. Fixes: 73e487fdb75f ("[PATCH] USB console: fix disconnection issues") Acked-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> Signed-off-by: Johan Hovold <johan@xxxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- drivers/usb/serial/console.c | 1 + 1 file changed, 1 insertion(+) --- a/drivers/usb/serial/console.c +++ b/drivers/usb/serial/console.c @@ -187,6 +187,7 @@ static int usb_console_setup(struct cons tty_kref_put(tty); reset_open_count: port->port.count = 0; + info->port = NULL; usb_autopm_put_interface(serial->interface); error_get_interface: usb_serial_put(serial); Patches currently in stable-queue which might be from johan@xxxxxxxxxx are queue-3.18/alsa-caiaq-fix-stray-urb-at-probe-error-path.patch queue-3.18/usb-serial-option-add-support-for-tp-link-lte-module.patch queue-3.18/usb-serial-cp210x-add-support-for-elv-tfd500.patch queue-3.18/usb-serial-qcserial-add-dell-dw5818-dw5819.patch queue-3.18/usb-serial-console-fix-use-after-free-after-failed-setup.patch