use after free in fork()

Jason A. Donenfeld Jason at
Mon Nov 20 15:43:35 UTC 2017

On Mon, Nov 20, 2017 at 4:29 PM, Stefan Bader
<stefan.bader at> wrote:
> could you open a launchpad bug for this? Ideal would be to run "ubuntu-bug
> linux" on an affected machine (just one running the hwe kernel to get the
> environment right). Note down the patch reference below in the description and
> let us know the bug number here. Thanks.

I don't have an Ubuntu VM handy anymore, nor the time for the busy
work of futzing around with making one at the moment, but surely
you'll find a way cherry pick that commit, since it is in fact a
security issue with publicly available reproduction code in a
commercial supported kernel.

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