The vulnerability titled ‘Zenbleed’ affects the entire Zen 2 product stack, from AMD’s EPYC data center processors to the Ryzen 3000 CPUs. It can be exploited to steal sensitive data stored in the CPU, including encryption keys and login credentials.
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The flaw dubbed
Zenbleed is tracked via CVE-2023-20593 and the current coverage can be checked on your own at e.g. the
NVTs addressing this CVE part here:
Note: More coverage might be introduced in the next few days / weeks depending on if / how / when vendors of currently supported / covered products are publishing their advisories.