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Critical severity9.8NVD Advisory· Published Nov 14, 2023· Updated Jun 17, 2026

CVE-2022-23821

CVE-2022-23821

Description

Improper access control in System Management Mode (SMM) may allow an attacker to write to SPI ROM potentially leading to arbitrary code execution.

Affected products

25
  • AMD/System Management Mode (SMM) codellm-fuzzy
  • AMD/AMD Ryzen™ 5000 Series Processors with Radeon™ Graphics “Barcelo”v5
    Range: various
  • AMD/AMD Ryzen™ 6000 Series Processors with Radeon™ Graphics "Rembrandt"v5
    Range: various
  • AMD/AMD Ryzen™ 7030 Series Mobile Processors with Radeon™ Graphics “Barcelo-R”v5
    Range: various
  • AMD/AMD Ryzen™ 7035 Series Processors with Radeon™ Graphics “Rembrandt-R”v5
    Range: various
  • AMD/AMD Ryzen™ Embedded 5000v5
    Range: various
  • AMD/AMD Ryzen™ Embedded R1000v5
    Range: various
  • AMD/AMD Ryzen™ Embedded R2000v5
    Range: various
  • AMD/AMD Ryzen™ Embedded V1000v5
    Range: various
  • AMD/AMD Ryzen™ Embedded V2000v5
    Range: various
  • AMD/AMD Ryzen™ Embedded V3000v5
    Range: various
  • AMD/Athlon™ 3000 Series Desktop Processors with Radeon™ Graphics “Picasso” AM4v5
    Range: various
  • AMD/Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics “Dali”/”Dali” FP5v5
    Range: various
  • AMD/Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics “Pollock”v5
    Range: various
  • AMD/Ryzen™ 3000 Series Desktop Processors “Matisse”v5
    Range: various
  • AMD/Ryzen™ 3000 Series Mobile Processor with Radeon™ Graphics “Picasso” FP5v5
    Range: various
  • AMD/Ryzen™ 4000 Series Mobile Processors with Radeon™ Graphics “Renoir” FP6v5
    Range: various
  • AMD/Ryzen™ 5000 Series Desktop Processors “Vermeer”v5
    Range: various
  • AMD/Ryzen™ 5000 Series Desktop Processor with Radeon™ Graphics “Cezanne”v5
    Range: various
  • AMD/Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics “Cezanne”v5
    Range: various
  • AMD/Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics “Lucienne”v5
    Range: various
  • AMD/Ryzen™ Threadripper™ 2000 Series Processors “Colfax”v5
    Range: various
  • AMD/Ryzen™ Threadripper™ 3000 Series Processors “Castle Peak” HEDTv5
    Range: various
  • AMD/Ryzen™ Threadripper™ PRO 3000WX Series Processors “Chagall” WSv5
    Range: various
  • AMD/Ryzen™ Threadripper™ PRO Processors “Castle Peak” WS SP3v5
    Range: various

Patches

Vulnerability mechanics

References

2

News mentions

0

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