Security Advisory

CVE-2023-27373

5.5
MEDIUM

Vulnerability Description

An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. Due to insufficient input validation, an attacker can tamper with a runtime-accessible EFI variable to cause a dynamic BAR setting to overlap SMRAM.
Published Date August 7, 2023
Official Source NIST NVD Advisory