this post was submitted on 11 Mar 2025
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Google researchers uncover critical security flaw in all AMD Zen processors (www.techspot.com)
submitted 9 months ago by floofloof@lemmy.ca to c/technology@lemmy.world
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[โ€“] hoyski@lemmy.world 1 points 9 months ago

The researchers discovered that AMD had been using a publicly available example key from NIST documentation since Zen 1...

The perils of cut/paste

[โ€“] TheGrandNagus@lemmy.world 1 points 9 months ago* (last edited 9 months ago)

This flaw allows attackers with local administrator privileges to bypass AMD's cryptographic verification system and install custom microcode updates on affected CPUs.

If you already have local administrator privileges, you have access to the system and its data anyway. Doesn't seem that critical a flaw. It doesn't even survive reboots.

Regardless, AMD has already issued a fix.