Meltdown so far is not known to affect anything other than Intel.On 2018-01-04 at 12:30, Michael Fothergill wrote:
> On 4 January 2018 at 17:22, Curt <curty@free.fr> wrote:
>
>> https://arstechnica.com/gadgets/2018/01/meltdown-and- spectre-every-modern-
>> processor-has-unfixable-security-fladdws/U
>>
>>
>> TL;DR
>>
>> Windows, Linux, and macOS have all received security patches that
>> significantly alter how the operating systems handle virtual memory in
>> order to protect against a hitherto undisclosed flaw.
>> ...
>> In the immediate term, it looks like most systems will shortly have
>> patches for Meltdown. At least for Linux and Windows, these patches
>> allow end-users to opt out if they would prefer. The most vulnerable
>> users are probably cloud service providers; Meltdown and Spectre can
>> both in principle be used to further attacks against hypervisors,
>> making it easier for malicious users to break out of their virtual
>> machines.
>> ...
>> For typical desktop users, the risk is arguably less significant. While
>> both Meltdown and Spectre can have value in expanding the scope of an
>> existing flaw, neither one is sufficient on its own to, for example,
>> break out of a Web browser.
>>
>> Apparent moral of story for CPU: don't speculate (but it's significantly
>> *slower*).
>
> Isn't this mainly an Intel problem? I use AMD chipsets. I would go for
> Ryzen nowadays anyway.
Spectre, however, is confirmed to affect AMD CPUs - and Ryzen CPUs are
specifically stated to be affected.
--
The Wanderer
The reasonable man adapts himself to the world; the unreasonable one
persists in trying to adapt the world to himself. Therefore all
progress depends on the unreasonable man. -- George Bernard Shaw