CVE-2022-35893

8.2 highEPSS 0.2%

High (8.2) in insyde insydeh2o. EPSS 0.2% chance of exploitation in the next 30 days.

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.

Severity

CVSS 3.1

8.2 high

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

EPSS: 0.2% chance of exploitation in the next 30 days; higher than 13% of CVEs (scores of 2026-10-31)
CWE: CWE-20
Published: 2022-09-23
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

insyde:insydeh2o

References

https://binarly.io/advisories/BRLY-2022-026/index.html
https://www.insyde.com/security-pledge
https://www.insyde.com/security-pledge/SA-2022035
https://binarly.io/advisories/BRLY-2022-026/index.html
https://www.insyde.com/security-pledge

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