Re: [PATCH v2] ANDROID: binder: prevent transactions into own process.

From: Greg KH
Date: Wed Mar 28 2018 - 07:28:47 EST


On Wed, Mar 28, 2018 at 11:14:50AM +0200, Martijn Coenen wrote:
> This can't happen with normal nodes (because you can't get a ref
> to a node you own), but it could happen with the context manager;
> to make the behavior consistent with regular nodes, reject
> transactions into the context manager by the process owning it.
>
> Reported-by: syzbot+09e05aba06723a94d43d@xxxxxxxxxxxxxxxxxxxxxxxxx
> Signed-off-by: Martijn Coenen <maco@xxxxxxxxxxx>
> ---
> drivers/android/binder.c | 8 ++++++++
> 1 file changed, 8 insertions(+)

What is different from "v2" you sent before this? No change information
from v1?

I'm totally confused as to which is the "latest" patch here :(

thanks,

greg k-h-