| Date | Fri, 18 Oct 2019 18:22:05 -0400 | From | Greg Kroah-Hartman <> | Subject | Re: [PATCH AUTOSEL 4.19 095/100] USB: usb-skeleton: fix use-after-free after driver unbind |
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On Fri, Oct 18, 2019 at 06:05:20PM -0400, Sasha Levin wrote: > From: Johan Hovold <johan@kernel.org> > > [ Upstream commit 6353001852776e7eeaab4da78922d4c6f2b076af ] > > The driver failed to stop its read URB on disconnect, something which > could lead to a use-after-free in the completion handler after driver > unbind in case the character device has been closed. > > Fixes: e7389cc9a7ff ("USB: skel_read really sucks royally") > Signed-off-by: Johan Hovold <johan@kernel.org> > Link: https://lore.kernel.org/r/20191009170944.30057-3-johan@kernel.org > Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> > Signed-off-by: Sasha Levin <sashal@kernel.org> > --- > drivers/usb/usb-skeleton.c | 1 + > 1 file changed, 1 insertion(+)
This file does not even get built in the kernel tree, no need to backport anything for it :)
thanks,
greg k-h
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