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Groups > linux.debian.security > #6022

Re: CVE-2017-5715

From piorunz <piorunz@gmx.com>
Newsgroups linux.debian.security
Subject Re: CVE-2017-5715
Date 2022-03-23 15:00 +0100
Message-ID <E49GN-3Fic-5@gated-at.bofh.it> (permalink)
References <E06xP-1dVd-3@gated-at.bofh.it>
Organization linux.* mail to news gateway

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On 12/03/2022 09:48, Georgi Naplatanov wrote:

> spectre-meltdown-checker script reports that my system is vulnerable to
> CVE-2017-5715. My CPU is Intel(R) Core(TM) i7-8700 CPU @ 3.20GHz
>
> Is this normal?
>
> In the past all checks from spectre-meltdown-checker were green (my
> system was not vulnerable).

Is your vulnerability  shown as follows?

CVE-2017-5715 aka 'Spectre Variant 2, branch target injection'
* Mitigated according to the /sys interface:  YES  (Mitigation:
Retpolines, IBPB: conditional, IBRS_FW, STIBP: conditional, RSB filling)
* Mitigation 1
   * Kernel is compiled with IBRS support:  YES
     * IBRS enabled and active:  YES  (for firmware code only)
   * Kernel is compiled with IBPB support:  YES
     * IBPB enabled and active:  YES
* Mitigation 2
   * Kernel has branch predictor hardening (arm):  NO
   * Kernel compiled with retpoline option:  YES
   * Kernel supports RSB filling:  YES
 > STATUS:  VULNERABLE  (IBRS+IBPB or retpoline+IBPB+RSB filling, is
needed to mitigate the vulnerability)

--
With kindest regards, Piotr.

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Thread

CVE-2017-5715 Georgi Naplatanov <gosho@oles.biz> - 2022-03-12 10:50 +0100
  Re: CVE-2017-5715 piorunz <piorunz@gmx.com> - 2022-03-23 15:00 +0100
    Re: CVE-2017-5715 Georgi Naplatanov <gosho@oles.biz> - 2022-03-23 15:50 +0100
      Re: CVE-2017-5715 Leandro Cunha <leandrocunha016@gmail.com> - 2022-03-23 16:50 +0100
        Re: CVE-2017-5715 Georgi Naplatanov <gosho@oles.biz> - 2022-03-23 17:20 +0100
        Re: CVE-2017-5715 piorunz <piorunz@gmx.com> - 2022-03-23 17:40 +0100
          Re: CVE-2017-5715 Georgi Naplatanov <gosho@oles.biz> - 2022-03-23 18:40 +0100
            Re: CVE-2017-5715 Leandro Cunha <leandrocunha016@gmail.com> - 2022-03-23 21:50 +0100
              Re: CVE-2017-5715 Georgi Naplatanov <gosho@oles.biz> - 2022-03-23 22:20 +0100
                Re: CVE-2017-5715 Salvatore Bonaccorso <carnil@debian.org> - 2022-03-23 22:40 +0100
                Re: CVE-2017-5715 Georgi Naplatanov <gosho@oles.biz> - 2022-03-24 09:00 +0100
                Re: CVE-2017-5715 Leandro Cunha <leandrocunha016@gmail.com> - 2022-03-25 02:30 +0100
                Re: CVE-2017-5715 Georgi Naplatanov <gosho@oles.biz> - 2022-03-25 08:20 +0100
                Re: CVE-2017-5715 Leandro Cunha <leandrocunha016@gmail.com> - 2022-03-25 18:30 +0100
                Re: CVE-2017-5715 Georgi Naplatanov <gosho@oles.biz> - 2022-03-25 18:40 +0100
                Re: CVE-2017-5715 Leandro Cunha <leandrocunha016@gmail.com> - 2022-03-25 19:00 +0100
                Re: CVE-2017-5715 Salvatore Bonaccorso <carnil@debian.org> - 2022-03-30 07:10 +0200
                Re: CVE-2017-5715 Sylvestre Ledru <sylvestre@debian.org> - 2022-03-30 09:50 +0200
                Re: CVE-2017-5715 Holger Levsen <holger@layer-acht.org> - 2022-03-30 11:40 +0200
                Re: CVE-2017-5715 Salvatore Bonaccorso <carnil@debian.org> - 2022-04-06 06:40 +0200

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