🛡️ CVE-2022-33907
🟡 CVSS 6.4 — Medium ✅ No Known Exploit CWE-367 NVD
6.4
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

DMA transactions which are targeted at input buffers used for the software SMI handler used by the IdeBusDxe driver could cause SMRAM corruption through a TOCTOU attack... DMA transactions which are targeted at input buffers used for the software SMI handler used by the IdeBusDxe driver could cause SMRAM corruption through a TOCTOU attack. This issue was discovered by Insyde engineering based on the general description provided by Intel's iSTARE group. Fixed in kernel 5.2: 05.27.25, kernel 5.3: 05.36.25, kernel 5.4: 05.44.25 https://www.insyde.com/security-pledge/SA-2022049

Details

Severity MEDIUM
CVSS Score 6.4
CVSS Vector CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
CWE CWE-367
Public Exploit ✅ No
Source NVD
Published 2022-11-14
Updated 2026-06-08
Modified 2025-04-30
Fix URL N/A

Affected Packages

Software From version Fixed in
kernel 5.4 5.4.05.44.25

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