An issue was discovered in Insyde InsydeH2O with kernel 5.1 through 2021-11-08, 5.2 through 2021-11-08, and 5.3 through 2021-11-08. A StorageSecurityCommandDxe SMM memory corruption vulnerability allows an attacker to write fixed or predictable data to SMRAM. Exploiting this issue could lead to escalating privileges to SMM.
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Affected Vendors & Products
References
History
Tue, 04 Nov 2025 20:30:00 +0000
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Status: PUBLISHED
Assigner: mitre
Published: 2022-02-02T23:41:09.000Z
Updated: 2025-11-04T19:12:45.265Z
Reserved: 2021-11-08T00:00:00.000Z
Link: CVE-2021-43522
No data.
Status : Modified
Published: 2022-02-03T00:15:07.677
Modified: 2025-11-04T20:16:02.400
Link: CVE-2021-43522
No data.
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