An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. An SMM callout vulnerability in the SMM driver FwBlockServiceSmm, creating SMM, leads to arbitrary code execution. An attacker can replace the pointer to the UEFI boot service GetVariable with a pointer to malware, and then generate a software SMI.
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History
No history.

Status: PUBLISHED
Assigner: mitre
Published:
Updated: 2024-08-03T10:00:04.278Z
Reserved: 2022-07-21T00:00:00
Link: CVE-2022-36338

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Status : Modified
Published: 2022-09-23T18:15:10.803
Modified: 2024-11-21T07:12:49.140
Link: CVE-2022-36338

No data.