7.5
CVSSv2

CVE-2021-41842

Published: 06/01/2022 Updated: 01/03/2022
CVSS v2 Base Score: 7.5 | Impact Score: 6.4 | Exploitability Score: 10
CVSS v3 Base Score: 9.8 | Impact Score: 5.9 | Exploitability Score: 3.9
VMScore: 668
Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P

Vulnerability Summary

An issue exists in AtaLegacySmm in the kernel 5.0 prior to 05.08.46, 5.1 prior to 05.16.46, 5.2 prior to 05.26.46, 5.3 prior to 05.35.46, 5.4 prior to 05.43.46, and 5.5 prior to 05.51.45 in Insyde InsydeH2O. Code execution can occur because the SMI handler lacks a CommBuffer check.

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insyde insydeh2o