Am Donnerstag, 10. August 2017, 10:21:53 CEST schrieb Herbert Xu:

Hi Herbert,

> On Thu, Aug 10, 2017 at 10:16:48AM +0200, Stephan Mueller wrote:
> > As now the AIO code path is updated, the bug that I was reporting last
> > September allowing to crash the kernel via AF_ALG is fixed.
> > 
> > As the patch is very invasive, I am not sure that patch set should be sent
> > to stable. How do you propose we fix the crash bug in older kernels that
> > are due to memory management problems in the AIO code path?
> 
> Is it possible to create a minimal fix for the stable kernels?

I think there is such patch already, see [1].

Your comment to that patch triggered my rewrite of the memory managment code.

[1] https://www.spinics.net/lists/linux-crypto/msg21618.html

Ciao
Stephan

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