Gentoo Archives: gentoo-user

From: "Andrey F." <ma3oxuct@×××××.com>
To: gentoo-user@l.g.o
Subject: Re: [gentoo-user] Spectre CPU flaws
Date: Thu, 04 Jan 2018 17:20:59
Message-Id: CAD7sfFwZ3g6OeSafrJx1bS3L-W6vznXyGK+cGLapQDqrTPUVwQ@mail.gmail.com
In Reply to: Re: [gentoo-user] Spectre CPU flaws by Mick
1 ALL CPUs are vulnerable to Spectre. The vuln described in your link is
2 Meltdown and only Intel is vulnerable to that.
3
4 https://meltdownattack.com
5
6 I don't believe there is a fix for Spectre, but it is also much tougher to
7 mount and attack. Meltdown on the other-hand has a fix that will likely
8 reduce performace, but only needs to be applied for Intel CPUs.
9
10 On Jan 4, 2018 01:46, "Mick" <michaelkintzios@×××××.com> wrote:
11
12 > On Thursday, 4 January 2018 05:50:59 GMT thelma@×××××××××××.com wrote:
13 > > New bug resurface.
14 > > What is the command to test AMD CUP's if flag: X86_BUG_CPU_INSECURE is
15 > > enabled?
16 > >
17 > > From:
18 > > https://lkml.org/lkml/2017/12/27/2
19 >
20 > grep bugs /proc/cpuinfo
21 >
22 > --
23 > Regards,
24 > Mick