CVE-2026-9805 - Vulnerability Details - OpenCVE

SMM IHISI command handler, FMTSWriteUseIntelLib, for FMTS command 0x32, read and write data without checking buffer size and could cause buffer overflow.

No CVSS v4.0

Attack Vector Physical

Attack Complexity High

Privileges Required High

Scope Unchanged

Confidentiality Impact None

Integrity Impact Low

Availability Impact Low

User Interaction Required

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

No data.

No data.

No data.

No data.

Advisories

No advisories yet.

Fixes

Solution

Intel Mobile platforms: WildCat Lake: Version 05.72.18.0010 Panther Lake: Version 05.72.17.0032 Lunar Lake: Version 05.62.29.0038 Aarow Lake-H/U: Version 05.56.23.0022 Aarow Lake-S/HX: Version 05.56.23.0037 Raptor Lake: Version Tag 05.47.24.0058 Twin Lake: Version Tag 05.44.45.0029 Intel Server/Embedded platforms: Mehlow/Mehlow-R(CFL-S): Trunk Tatlow (RKS): Trunk WhiskeyLake: Trunk CometLake-S: Trunk TigerLake UP3/H: Trunk AlderLake: Trunk Raptor Lake: Trunk Meteor Lake-U/H: Trunk Meteor Lake-PS: Trunk Arrow Lake-S: Trunk Arrow Lake-U/H: Trunk ElkhartLake: Trunk Alder Lake N: Trunk AmstonLake: Trunk TwinLake: Trunk

Workaround

No workaround given by the vendor.

References

Link	Providers
https://www.insyde.com/security-pledge/sa-2026006/

History

Wed, 26 Aug 2026 01:15:00 +0000

Type	Values Removed	Values Added
Description		SMM IHISI command handler, FMTSWriteUseIntelLib, for FMTS command 0x32, read and write data without checking buffer size and could cause buffer overflow.
Title		FMTSWriteUseIntelLib: FMTS SMM IHISI Buffer Overflow
Weaknesses		CWE-787
References		https://www.insyde.com/security-pledge/sa-2026006/
Metrics		cvssV3_1 `{'score': 2.7, 'vector': 'CVSS:3.1/AV:P/AC:H/PR:H/UI:R/S:U/C:N/I:L/A:L'}`

Projects

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MITRE

Status: PUBLISHED

Assigner: Insyde

Published: 2026-08-26T01:00:25.855Z

Updated: 2026-08-26T01:00:25.855Z

Reserved: 2026-05-28T06:24:59.358Z

Link: CVE-2026-9805

Vulnrichment

No data.

NVD

No data.

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-787

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