CVE-2022-27672

Summary

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.

Affected Software

VendorProductVersion RangeStatus
AMD1st Gen AMD EPYC™ ProcessorsContact your OS vendoraffected
AMD2nd Gen AMD EPYC™ ProcessorsContact your OS vendoraffected
AMDAthlon™ X4 ProcessorContact your OS vendoraffected
AMDRyzen™ Threadripper™ PRO ProcessorContact your OS vendoraffected
AMD2nd Gen AMD Ryzen™ Threadripper™ ProcessorsContact your OS vendoraffected
AMD3rd Gen AMD Ryzen™ Threadripper™ ProcessorsContact your OS vendoraffected
AMD7th Generation AMD A-Series APUsContact your OS vendoraffected
AMDRyzen™ 2000 Series ProcessorsContact your OS vendoraffected
AMDRyzen™ 3000 Series ProcessorsContact your OS vendoraffected
AMDRyzen™ 4000 Series ProcessorsContact your OS vendoraffected
AMDRyzen™ 5000 Series ProcessorsContact your OS vendoraffected
AMDAthlon™ Mobile ProcessorsContact your OS vendoraffected

Weaknesses

  • n/a

ADP Enrichment

CVE Program Container

Additional References

References