CVE-2022-35894

MEDIUM

Insyde InsydeH2O <5.5 - Info Disclosure

Title source: llm

Description

An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. The SMI handler for the FwBlockServiceSmm driver uses an untrusted pointer as the location to copy data to an attacker-specified buffer, leading to information disclosure.

Scores

CVSS v3 6.0
EPSS 0.0006
EPSS Percentile 19.0%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N

Classification

CWE
CWE-401
Status published

Affected Products (1)

insyde/insydeh2o < 05.09.37

Timeline

Published Sep 22, 2022
Tracked Since Feb 18, 2026