Re: [PATCH 0/2] [backports] l2tp use-after-free fixes for 4.9 stable

From: Greg KH
Date: Thu Apr 02 2020 - 14:45:50 EST


On Thu, Apr 02, 2020 at 06:31:56PM +0100, Will Deacon wrote:
> Hi Greg,
>
> Syzbot has been complaining about KASAN splats due to use-after-free
> issues in the l2tp code on 4.9 Android kernels (although I reproduced
> with latest 4.9 stable on my laptop):
>
> https://syzkaller.appspot.com/bug?id=3c27eae7bdba97293b68e79c9700ac110f977eed
>
> These have been fixed upstream, but for some reason didn't get picked up
> for stable. This series applies to 4.9.y and I'll send patches for 4.4.y
> separately as there are a few dependencies to deal with over there.

Thanks, both now queued up.

greg k-h