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Date: Wed, 28 May 2014 14:53:31 -0700
From: Greg KH <>
Cc: Andy Lutomirski <>
Subject: Re: CVE request: Linux kernel DoS with syscall

On Wed, May 28, 2014 at 02:45:59PM -0700, Andy Lutomirski wrote:
> Issuing a system call with a random large number will OOPS, depending
> on configuration.  A configuration that will enable this bug is:
> # auditctl -a exit,always -S open
> No privilege whatsoever is required to trigger the OOPS.
> It's possible that this can be extended to more than just a DoS --
> with some care and willingness to exploit timing attacks, this is a
> read of arbitrary single bits in kernel memory.

Is there a kernel fix for this anywhere?


greg k-h

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