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13 Critical Flaws Discovered in AMD Ryzen and EPYC Processors

Amd-secure-processor
Security researchers have discovered 13 critical Spectre/Meltdown-like vulnerabilities throughout AMD's Ryzen and EPYC lines of processors that could allow attackers to access sensitive data, install persistent malware inside the chip, and gain full access to the compromised systems.

All these vulnerabilities lie in the secure part of the AMD's Zen architecture processors and chipsets—typically where device stores sensitive information such as passwords and encryption keys and makes sure nothing malicious is running when you start your PC.

The unpatched vulnerabilities are categorized into four classes—RYZENFALL, FALLOUT, CHIMERA, and MASTERKEY—and threaten wide-range of servers, workstations, and laptops running vulnerable AMD Ryzen, Ryzen Pro, Ryzen Mobile or EPYC processors. Discovered by the team of researchers at Israel-based CTS-Labs, newly disclosed vulnerabilities defeat AMD's Secure Encrypted Virtualization (SEV) technology and could allow attackers to bypass...(continued)

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