An issue was discovered in NvmExpressDxe 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.
Advisories
Source ID Title
EUVD EUVD EUVD-2021-28840 An issue was discovered in NvmExpressDxe 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.
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-04T03:22:24.926Z

Reserved: 2021-10-01T00:00:00

Link: CVE-2021-41839

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2022-02-03T02:15:07.123

Modified: 2024-11-21T06:26:52.307

Link: CVE-2021-41839

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.