🛡️ CVE-2022-32475
🟠 CVSS 7.0 — High ✅ No Known Exploit CWE-367 NVD
7.0
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. DMA attacks on the VariableRuntimeDxe shared buffer used by SMM and non-SMM code could cause TOCTOU race-condition issues that could lead to corruption of SMRAM and escalation of privileges. This issue was fixed in the kernel, which also protected chipset and OEM chipset code.

Details

Severity HIGH
CVSS Score 7.0
CVSS Vector CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE CWE-367
Public Exploit ✅ No
Source NVD
Published 2023-02-15
Updated 2026-06-08
Modified 2025-05-05
Fix URL N/A

Affected Packages

Software From version Fixed in
insydeh2o 5.5 5.5.05.52.27

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