CVE-2022-35895

State: Published
Severity: 8.2 High
Published: Sep 21, 2022
Updated: May 5, 2025
Reserved: Jul 15, 2022

Description

An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. The FwBlockSericceSmm driver does not properly validate input parameters for a software SMI routine, leading to memory corruption of arbitrary addresses including SMRAM, and possible arbitrary code execution.

Scores

CVSS	Score	Vector	Source
3.1	8.2 High	CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H	CISA-ADP

Weaknesses

CWE-787 Out-of-bounds Write

Affected Products

Product	Versions
n/an/a	n/aAffected

References

https://www.insyde.com/security-pledge
https://binarly.io/advisories/BRLY-2022-024/index.html
https://www.insyde.com/security-pledge/SA-2022033

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