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Groups > linux.debian.security > #5585

Intel Microcode updates

From Russell Coker <russell@coker.com.au>
Newsgroups linux.debian.security
Subject Intel Microcode updates
Date 2019-06-10 06:10 +0200
Message-ID <y7jN8-18n-3@gated-at.bofh.it> (permalink)
Organization linux.* mail to news gateway

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I just discovered the spectre-meltdown-checker package (thanks Sylvestre for 
packaging this).

model name      : Intel(R) Core(TM)2 Quad CPU    Q9505  @ 2.83GHz

On a system with the above CPU running Debian/Testing I get the following 
results from the spectre-meltdown-checker script.  Is this a bug in the intel-
microcode package that the latest version isn't packaged?  There is no newer 
version of intel-microcode in Unstable.

# spectre-meltdown-checker |grep CPU.mic
* Hardware support (CPU microcode) for mitigation techniques
  * CPU microcode is known to cause stability problems:  NO  (model 0x17 
family 0x6 stepping 0xa ucode 0xa0b cpuid 0x1067a)
  * CPU microcode is the latest known available version:  NO  (latest version 
is 0xa0e dated 2015/07/29 according to builtin MCExtractor DB v111 - 
2019/05/18)
IBPB is considered as a good addition to retpoline for Variant 2 mitigation, 
but your CPU microcode doesn't support it
* CPU microcode mitigates the vulnerability:  NO 
> STATUS:  VULNERABLE  (an up-to-date CPU microcode is needed to mitigate this 
vulnerability)
* CPU microcode mitigates the vulnerability:  N/A 

-- 
My Main Blog         http://etbe.coker.com.au/
My Documents Blog    http://doc.coker.com.au/

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Thread

Intel Microcode updates Russell Coker <russell@coker.com.au> - 2019-06-10 06:10 +0200
  Re: Intel Microcode updates Michael Stone <mstone@debian.org> - 2019-06-10 13:20 +0200
    Re: Intel Microcode updates Davide Prina <davide.prina@gmail.com> - 2019-06-10 19:50 +0200
      Re: Intel Microcode updates Michael Stone <mstone@debian.org> - 2019-06-10 20:40 +0200
        Re: Intel Microcode updates Davide Prina <davide.prina@gmail.com> - 2019-06-11 20:10 +0200
          Re: Intel Microcode updates Michael Stone <mstone@debian.org> - 2019-06-11 22:00 +0200
    Re: Intel Microcode updates Russell Coker <russell@coker.com.au> - 2019-06-11 14:00 +0200
  Re: Intel Microcode updates Henrique de Moraes Holschuh <hmh@debian.org> - 2019-06-11 04:20 +0200
    Re: Intel Microcode updates Russell Coker <russell@coker.com.au> - 2019-06-11 14:00 +0200
      Re: Intel Microcode updates Moritz Mühlenhoff <jmm@inutil.org> - 2019-06-11 14:30 +0200
        Re: Intel Microcode updates Henrique de Moraes Holschuh <hmh@debian.org> - 2019-06-12 17:00 +0200
          Re: Intel Microcode updates Elmar Stellnberger <estellnb@gmail.com> - 2019-06-18 13:00 +0200
            Re: Intel Microcode updates Henrique de Moraes Holschuh <hmh@debian.org> - 2019-06-23 22:30 +0200
              Re: Intel Microcode updates Elmar Stellnberger <estellnb@gmail.com> - 2019-06-23 22:40 +0200
                Re: Intel Microcode updates Henrique de Moraes Holschuh <hmh@debian.org> - 2019-06-24 04:10 +0200
              Re: Intel Microcode updates Davide Prina <davide.prina@gmail.com> - 2019-06-24 19:40 +0200
          Re: Intel Microcode updates Elmar Stellnberger <estellnb@gmail.com> - 2019-06-18 22:10 +0200
          Re: Intel Microcode updates Elmar Stellnberger <estellnb@gmail.com> - 2019-06-22 14:30 +0200
    Re: Intel Microcode updates Andrew McGlashan <andrew.mcglashan@affinityvision.com.au> - 2019-06-11 19:10 +0200
      Re: Intel Microcode updates Holger Levsen <holger@layer-acht.org> - 2019-06-11 19:20 +0200
        Re: Intel Microcode updates Andrew McGlashan <andrew.mcglashan@affinityvision.com.au> - 2019-06-11 21:10 +0200
          Re: Intel Microcode updates Andrew McGlashan <andrew.mcglashan@affinityvision.com.au> - 2019-06-11 21:20 +0200
            Re: Intel Microcode updates Elmar Stellnberger <estellnb@gmail.com> - 2019-06-18 11:20 +0200
              Re: Intel Microcode updates Andrew McGlashan <andrew.mcglashan@affinityvision.com.au> - 2019-06-18 20:30 +0200
                Re: Intel Microcode updates Rob van der Putten <rob@sput.nl> - 2019-06-20 14:40 +0200
            Re: Intel Microcode updates Elmar Stellnberger <estellnb@gmail.com> - 2019-06-18 22:10 +0200
            Re: Intel Microcode updates Elmar Stellnberger <estellnb@gmail.com> - 2019-06-22 14:30 +0200
    Re: Intel Microcode updates Davide Prina <davide.prina@gmail.com> - 2019-06-23 10:00 +0200
      Re: Intel Microcode updates Lou Poppler <LouPoppler@cableone.net> - 2019-06-24 02:20 +0200
        Re: Intel Microcode updates Davide Prina <davide.prina@gmail.com> - 2019-06-24 20:00 +0200

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