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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.
Reserved 2024-11-17 | Published 2025-05-15 | Updated 2025-05-19 | Assigner mitrewww.insyde.com/security-pledge
www.insyde.com/security-pledge/sa-2024016/
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