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, VariableServicesSetVariable () can be called by gRT_>SetVariable () or the SmmSetSensitiveVariable () or SmmInternalSetVariable () from SMM. In VariableServicesSetVariable (), it uses StrSize () to get variable name size, uses StrLen () to get variable name length and uses StrCmp () to compare strings. These actions may cause a buffer over-read.
Metrics
Affected Vendors & Products
References
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
|
Thu, 15 May 2025 15:45:00 +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, VariableServicesSetVariable () can be called by gRT_>SetVariable () or the SmmSetSensitiveVariable () or SmmInternalSetVariable () from SMM. In VariableServicesSetVariable (), it uses StrSize () to get variable name size, uses StrLen () to get variable name length and uses StrCmp () to compare strings. These actions may cause a buffer over-read. | |
References |
|

Status: PUBLISHED
Assigner: mitre
Published:
Updated: 2025-05-19T19:55:47.755Z
Reserved: 2024-11-17T00:00:00.000Z
Link: CVE-2024-52878

Updated: 2025-05-19T19:55:38.167Z

Status : Analyzed
Published: 2025-05-15T16:15:32.897
Modified: 2025-08-15T17:05:30.250
Link: CVE-2024-52878

No data.