Security Advisory
CVE-2021-41837
8.2
HIGH
Vulnerability Description
An issue was discovered in AhciBusDxe in the kernel 5.0 through 5.5 in Insyde InsydeH2O. Because of an Untrusted Pointer Dereference that causes SMM memory corruption, an attacker may be able to write fixed or predictable data to SMRAM. Exploiting this issue could lead to escalating privileges to SMM.
Published Date
February 3, 2022
Official Source
NIST NVD Advisory