Not a U.S. government website. NDD is an independent vulnerability database by Volerion and is not affiliated with or endorsed by NIST or NVD.

CVE-2022-33907 Details

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

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:6.4 MEDIUMVector:CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H

CNA: CISA-ADPCVSS-B:6.4 MEDIUMVector:CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.

URL	Source(s)	Tag(s)
https://cert-portal.siemens.com/productcert/pdf/ssa-450613.pdf	CVE
https://www.insyde.com/security-pledge	CVE	Vendor Advisory
https://www.insyde.com/security-pledge/SA-2022049	CVE	Vendor Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-450613.pdf	[email protected]
https://www.insyde.com/security-pledge	[email protected]	Vendor Advisory
https://www.insyde.com/security-pledge/SA-2022049	[email protected]	Vendor Advisory

see all 6 references

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-367	Time-of-check Time-of-use (TOCTOU) Race Condition	[email protected]
CWE-367	Time-of-check Time-of-use (TOCTOU) Race Condition	CISA-ADP

Affected Products

Product	Versions
insyde kernel	>= 5.2, < 5.2.05.27.25 >= 5.3, < 5.3.05.36.25 >= 5.4, < 5.4.05.44.25
CPE cpe:2.3:a:insyde:kernel:::::::: Remediation No remediation found in references.

Change History

7 change records found show changes

Date	Action	Recorded By
Jun 17, 2026	CVE Modified	CISA-ADP
Jun 17, 2026	CVE Modified	[email protected]
Apr 30, 2025	CVE Modified	CISA-ADP
Nov 21, 2024	CVE Modified	CVE
May 14, 2024	CVE Modified	[email protected]
Feb 14, 2023	CVE Modified	[email protected]
Nov 18, 2022	Initial Analysis	[email protected]