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New UEFI vulnerability bypasses Secure Boot — bootkits stay undetected even after OS re-install
(www.tomshardware.com)
For PC gaming news and discussion. PCGamingWiki
Rules:
No, it means that Linux systems also need to blacklist the keys in their UEFI firmware. I don't know if distros push updates for those blacklists or if you have to do it manually.