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Vulnerabilities CVE-2021-41837

CVE-2021-41837

None
Open
TLP:CLEAR
NVD CVE.org

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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.

Details

EPSS Score ⓘ
0.28%

20.4th percentile

Confidence
90%
Published
Feb 3, 2022
Last Modified
Aug 11, 2026
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