Messages in this thread | | | Date | Fri, 19 Aug 2022 09:06:27 +0200 | From | Greg KH <> | Subject | Re: data-race in set_console / vt_ioctl |
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On Thu, Aug 18, 2022 at 09:17:00PM -0400, Abhishek Shah wrote: > Hi all, > > We found a data race involving the *vt_dont_switch* variable. Upon further > investigation, we see that this racing variable controls whether the > callbacks will be scheduled in the console (see here > <https://elixir.bootlin.com/linux/v5.18-rc5/source/drivers/tty/vt/vt.c#L3032>), > but we are not sure of its security implications. Please let us know what > you think.
Again, any patch that you might have to resolve this would be great, as that's the easiest thing to review.
thanks,
greg k-h
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