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CVE-2022-27672

CVE-2022-27672

EPSS 0.3%
When SMT is enabled, certain AMD processors may speculatively execute instructions using a target from the sibling thread after an SMT mode switch potentially resulting in information disclosure.
Productos afectados
AMD · 1st Gen AMD EPYC™ ProcessorsAMD · 2nd Gen AMD EPYC™ ProcessorsAMD · 2nd Gen AMD Ryzen™ Threadripper™ ProcessorsAMD · 3rd Gen AMD Ryzen™ Threadripper™ ProcessorsAMD · 7th Generation AMD A-Series APUsAMD · Athlon™ Mobile ProcessorsAMD · Athlon™ X4 ProcessorAMD · Ryzen™ 2000 Series ProcessorsAMD · Ryzen™ 3000 Series ProcessorsAMD · Ryzen™ 4000 Series ProcessorsAMD · Ryzen™ 5000 Series ProcessorsAMD · Ryzen™ Threadripper™ PRO Processor

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Referencias
https://security.gentoo.org/glsa/202402-07https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1045http://xenbits.xen.org/xsa/advisory-426.html