Security Advisory

CVE-2021-41837

CVE vulnerability detail — eXtreme Datacenter Security Operations

Published 2022-02-03 01:23:39

Last updated 2025-11-04 19:12:34

Assigner mitre

State PUBLISHED

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.

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