Re: [BUG] x86 : i486 reporting to be vulnerable to Meltdown/Spectre_V1/Spectre_V2

[David Woodhouse]

On Fri, 2018-02-02 at 23:52 -0500, tedheadster wrote:
> I just tested the 4.15 kernel and it is reporting that my old i486
> (non-cpuid capable) cpu is vulnerable to all three issues: Meltdown,
> Spectre V1, and Spectre V2.
> 
> I find this to be _unlikely_.

This should be fixed in Linus' tree already by commit fec9434a1
("x86/pti: Do not enable PTI on CPUs which are not vulnerable to
Meltdown").

We'll make sure it ends up in the stable tree too, if it hasn't
already.

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