CVE-2022-35896

PoC —

CVSS 3.1

6.0 medium

EPSS

<1%p25

Published

Sep 22, 2022 (Sep 22, 2022)

Modified

Jun 17, 2026

Description

An issue SMM memory leak vulnerability in SMM driver (SMRAM was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. An attacker can dump SMRAM contents via the software SMI provided by the FvbServicesRuntimeDxe driver to read the contents of SMRAM, leading to information disclosure.

Vendors: insyde
Products: insydeh2o
Weakness: CWE-20
Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:N

NVD CVE.org GitHub PoCs EPSS (0.3%)

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