Re: Security fixes for 4.4

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And here they really are.

Ben.

On Thu, 2018-12-13 at 18:51 +0000, Ben Hutchings wrote:
> I've backported a number of fixes for security issues affecting 4.4-
> stable.  All of these are already fixed in the newer stable branches.
> 
> For the BPF fix, I verified that the self-tests (taken from 4.14)
> didn't regress and temporarily added logging to check that the
> mitigation is applied when needed.
> 
> For the KVM changes, I verified that IBPB/IBRS are now exposed to and
> used by a guest on Intel hardware.
> 
> I also verified that the current self-tests for timers, usercopy and
> vm
> didn't regress.
> 
> Ben.
> 
-- 
Ben Hutchings, Software Developer                         Codethink Ltd
https://www.codethink.co.uk/                 Dale House, 35 Dale Street
                                     Manchester, M1 2HF, United Kingdom

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