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CVE-2024-21954 amd

7.0 highEPSS 0.3%

High (7.0) in amd. EPSS 0.3% estimated probability of exploitation activity in the next 30 days.

On this page
Improper exception handling in IOMMU could allow an invalidate command to be sent to PCIe devices that do not support Address Translation Cache (ATC), potentially resulting in denial of service.

Severity

CVSS 4.0

7.0 high
CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H
EPSS
0.3% estimated probability of exploitation activity in the next 30 days; 19th percentile. Scored 2026-11-13. A forecast for this CVE across the internet, not for your own systems.
CISA's assessment (SSVC)
Exploitation: none · Automatable: no · Technical impact: partial, assessed 2026-11-13. From CISA's Vulnrichment in the CVE List: whether it is exploited, whether exploiting it can be automated, and how much control it gives.
CWE
CWE-754 Improper Check for Unusual or Exceptional Conditions
OWASP Top 10
A10:2025 Mishandling of Exceptional Conditions
Published
Modified
Assigned by
AMD (CNA)
NVD analysis
Awaiting analysis
Record from
the NVD, synced

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CVE-2024-21954

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Affected

  • amd:amd epyc™ 7003 series processors
  • amd:amd epyc™ 9004 series processors
  • amd:amd epyc™ embedded 7003 series processors
  • amd:amd epyc™ embedded 9004 series processors (formerly codenamed "genoa")

References

Check your stackJSON