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Researchers discover 13 security flaws specific to AMD’s Zen CPUs


A new class of hardware vulnerabilities has been discovered, and now it’s time for AMD to sweat bullets. A report by CTS-Labs details a total of thirteen new flaws in AMD CPUs that potentially rival Spectre/Meltdown in terms of severity.

The issues themselves encompass multiple different types. All of the

Here’s a quick rundown of how each vulnerability works and what targets they hit.

MASTERKEY attacks are very similar to RYZENFALL, targeting many  of the same platforms with similar vulnerabilities. In some ways these two vulnerability classes could be considered pretty much the same.

FALLOUT attacks work against the

CHIMERA attacks are actually targeted against built-in backdoors

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All of these issues can open up users to a variety of new attacks including: hardware-based ransomware, theft of system critical data, industrial espionage and more.

However, AMD is aware of the issue and is currently investigating:

“At AMD, security is a top priority and we are continually working to ensure the safety of our users as new risks arise. We are investigating this report, which we just received, to understand the methodology and merit of the findings,”

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