CVE-2024-52879 – InsydeH2O VariableRuntimeDxe Buffer Over-Read Vulnerability

CVE ID : CVE-2024-52879

Published : May 15, 2025, 4:15 p.m. | 43 minutes ago

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.

Severity: 0.0 | NA

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