An issue was discovered in IhisiSmm in Insyde InsydeH2O with kernel 5.0 through 5.5. IHISI subfunction execution may corrupt SMRAM. An attacker can pass an address in the RCX save state register that overlaps SMRAM, thereby coercing an IHISI subfunction handler to overwrite private SMRAM.
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History

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cve-icon MITRE Information

Status: PUBLISHED

Assigner: mitre

Published: 2023-04-11T00:00:00

Updated: 2023-04-11T00:00:00

Reserved: 2023-01-04T00:00:00


Link: CVE-2023-22615

JSON object: View

cve-icon NVD Information

Status : Analyzed

Published: 2023-04-11T21:15:17.733

Modified: 2023-08-14T18:21:21.537


Link: CVE-2023-22615

JSON object: View

cve-icon Redhat Information

No data.

CWE