VYPR
High severity7.8NVD Advisory· Published May 12, 2022· Updated Jun 17, 2026

CVE-2021-26317

CVE-2021-26317

Description

Failure to verify the protocol in SMM may allow an attacker to control the protocol and modify SPI flash resulting in a potential arbitrary code execution.

Affected products

3
  • AMD/amd-sb-1027llm-create
  • AMD/Athlon™ Seriesv5
    Range: various
  • AMD/Ryzen™ Seriesv5
    Range: various

Patches

Vulnerability mechanics

References

1

News mentions

0

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