Description
An issue was discovered in Insyde InsydeH2O kernel 5.2 before version 05.29.50, kernel 5.3 before version 05.38.50, kernel 5.4 before version 05.46.50, kernel 5.5 before version 05.54.50, kernel 5.6 before version 05.61.50, and kernel 5.7 before version 05.70.50. In VariableRuntimeDxe driver, SmmUpdateVariablePropertySmi () is a SMM callback function and it uses StrCmp () to compare variable names. This action may cause a buffer over-read.
Published: 2025-05-15
Score: 7.5 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2024-54546 An issue was discovered in Insyde InsydeH2O kernel 5.2 before version 05.29.50, kernel 5.3 before version 05.38.50, kernel 5.4 before version 05.46.50, kernel 5.5 before version 05.54.50, kernel 5.6 before version 05.61.50, and kernel 5.7 before version 05.70.50. In VariableRuntimeDxe driver, SmmUpdateVariablePropertySmi () is a SMM callback function and it uses StrCmp () to compare variable names. This action may cause a buffer over-read.
History

Fri, 15 Aug 2025 17:15:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:a:insyde:insydeh2o:*:*:*:*:*:*:*:*

Mon, 19 May 2025 20:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-126
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Thu, 15 May 2025 16:00:00 +0000

Type Values Removed Values Added
Description An issue was discovered in Insyde InsydeH2O kernel 5.2 before version 05.29.50, kernel 5.3 before version 05.38.50, kernel 5.4 before version 05.46.50, kernel 5.5 before version 05.54.50, kernel 5.6 before version 05.61.50, and kernel 5.7 before version 05.70.50. In VariableRuntimeDxe driver, SmmUpdateVariablePropertySmi () is a SMM callback function and it uses StrCmp () to compare variable names. This action may cause a buffer over-read.
References

Subscriptions

Insyde Insydeh2o
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2025-05-19T20:04:06.695Z

Reserved: 2024-11-17T00:00:00.000Z

Link: CVE-2024-52879

cve-icon Vulnrichment

Updated: 2025-05-19T20:03:57.978Z

cve-icon NVD

Status : Analyzed

Published: 2025-05-15T16:15:33.013

Modified: 2025-08-15T17:04:35.663

Link: CVE-2024-52879

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2025-07-12T22:32:02Z

Weaknesses