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nzmaa@lemy.lol to Technology@lemmy.worldEnglish · 10 个月前

‘Sinkclose’ Flaw in Hundreds of Millions of AMD Chips Allows Deep, Virtually Unfixable Infections

www.wired.com

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‘Sinkclose’ Flaw in Hundreds of Millions of AMD Chips Allows Deep, Virtually Unfixable Infections

www.wired.com

nzmaa@lemy.lol to Technology@lemmy.worldEnglish · 10 个月前
message-square
53
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  • cross-posted to:
  • pcgaming@lemmy.ca
  • pcmasterrace@lemmit.online
  • hardware@lemmy.world
  • technology@hexbear.net
  • technology@beehaw.org
  • technology@lemmy.ml
  • pulse_of_truth@infosec.pub
Researchers warn that a bug in AMD’s chips would allow attackers to root into some of the most privileged portions of a computer—and that it has persisted in the company’s processors for decades.
  • Vik@lemmy.world
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    10 个月前

    The article links to this:

    https://www.amd.com/en/resources/product-security/bulletin/amd-sb-7014.html

    • BlackLaZoR@kbin.run
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      10 个月前

      it may be possible for an attacker with ring 0 access to modify the configuration of System Management Mode (SMM) even when SMM Lock is enabled.

      If attacker has a ring 0 access he can already screw you up any way he wants

      • Vik@lemmy.world
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        10 个月前

        that’s all well and good, I was just responding to someone who wanted the list of affected products

        • WHYAREWEALLCAPS@fedia.io
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          10 个月前

          It only mentions ring 0 access in your link, ergo they responded to your post because it was the most appropriate. At least that’s how I see it.

          • Vik@lemmy.world
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            10 个月前

            The link includes ‘CVE-2023-31315’

      • SzethFriendOfNimi@lemmy.world
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        10 个月前

        True. This does allow for persistent recurring infection post clean and cold boot.

        Interesting flaw to keep an eye on.

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