An issue was discovered in Insyde InsydeH2O with Kernel 5.0 before 05.08.42, Kernel 5.1 before 05.16.42, Kernel 5.2 before 05.26.42, Kernel 5.3 before 05.35.42, Kernel 5.4 before 05.42.51, and Kernel 5.5 before 05.50.51. An SMM memory corruption vulnerability in FvbServicesRuntimeDxe allows a possible attacker to write fixed or predictable data to SMRAM. Exploiting this issue could lead to escalating privileges to SMM.
History

No history.

cve-icon MITRE Information

Status: PUBLISHED

Assigner: mitre

Published: 2022-02-03T01:40:56

Updated: 2022-02-22T19:06:40

Reserved: 2021-10-18T00:00:00


Link: CVE-2021-42554

JSON object: View

cve-icon NVD Information

Status : Analyzed

Published: 2022-02-03T02:15:07.380

Modified: 2022-03-08T20:18:59.047


Link: CVE-2021-42554

JSON object: View

cve-icon Redhat Information

No data.

CWE