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High severity8.2NVD Advisory· Published Sep 23, 2022· Updated Jun 17, 2026

CVE-2022-35893

CVE-2022-35893

Description

An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. An SMM memory corruption vulnerability in the FvbServicesRuntimeDxe driver allows an attacker to write fixed or predictable data to SMRAM. Exploiting this issue could lead to escalating privileges to SMM.

AI Insight

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Affected products

3
  • Insyde/InsydeH2O2 versions
    cpe:2.3:a:insyde:insydeh2o:*:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:a:insyde:insydeh2o:*:*:*:*:*:*:*:*range: >=5.0,<05.09.37
    • (no CPE)range: 5.0-5.5
  • Insyde/InsydeH2Odescription

Patches

Vulnerability mechanics

References

3

News mentions

0

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