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CVE record · CVE-2022-27672

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.

No CVSS scoreEPSS 0.0028 · 20th percentile

Published by the CVE Program (CNA: AMD) at 14 Feb 2023, 19:34 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
VendorProductVersions
AMD 1st Gen AMD EPYC™ Processors
  • affected Contact your OS vendor
Other versions: affected
AMD 2nd Gen AMD EPYC™ Processors
  • affected Contact your OS vendor
Other versions: affected
AMD Athlon™ X4 Processor
  • affected Contact your OS vendor
Other versions: affected
AMD Ryzen™ Threadripper™ PRO Processor
  • affected Contact your OS vendor
Other versions: affected
AMD 2nd Gen AMD Ryzen™ Threadripper™ Processors
  • affected Contact your OS vendor
Other versions: affected
AMD 3rd Gen AMD Ryzen™ Threadripper™ Processors
  • affected Contact your OS vendor
Other versions: affected
AMD 7th Generation AMD A-Series APUs
  • affected Contact your OS vendor
Other versions: affected
AMD Ryzen™ 2000 Series Processors
  • affected Contact your OS vendor
Other versions: affected
AMD Ryzen™ 3000 Series Processors
  • affected Contact your OS vendor
Other versions: affected
AMD Ryzen™ 4000 Series Processors
  • affected Contact your OS vendor
Other versions: affected
AMD Ryzen™ 5000 Series Processors
  • affected Contact your OS vendor
Other versions: affected
AMD Athlon™ Mobile Processors
  • affected Contact your OS vendor
Other versions: affected
Identifiers
CVE-2022-27672
CNA
AMD
Tags
Published
14 Feb 2023
Updated
13 Apr 2026

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

No source has published a CVSS score for this record yet.

  • CISA KEV Not listed.
  • EPSS 0.0028, the 20th percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the CVE Program, published 14 Feb 2023. New records show when each source confirmed them.

Sources

References from the CNA

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.