An issue was discovered in Kernel 5.x in Insyde InsydeH2O, affecting HddPassword. Software SMI services that use the Communicate() function of the EFI_SMM_COMMUNICATION_PROTOCOL do not check whether the address of the buffer is valid, which allows use of SMRAM, MMIO, or OS kernel addresses.
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2022-02-03T01:55:10

Updated: 2024-08-03T23:58:21.414Z

Reserved: 2021-05-28T00:00:00

Link: CVE-2021-33625

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2022-02-03T02:15:06.930

Modified: 2024-11-21T06:09:13.220

Link: CVE-2021-33625

cve-icon Redhat

No data.