CVE-2026-9805
FMTSWriteUseIntelLib: FMTS SMM IHISI Buffer Overflow
- Published
- Updated
- Reserved
- Assigned by
- Insyde
Description
SMM IHISI command handler, FMTSWriteUseIntelLib, for FMTS command 0x32, read and write data without checking buffer size and could cause buffer overflow.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| InsydeCNA (assigner) | 3.1 | Low2.7 | CVSS:3.1/AV:P/AC:H/PR:H/UI:R/S:U/C:N/I:L/A:L |
| NVDNVD · Awaiting Analysis | 3.1 | Low2.7 | CVSS:3.1/AV:P/AC:H/PR:H/UI:R/S:U/C:N/I:L/A:L |
- EPSS (exploitation in 30 days)
- 0.13% · top 97% of all CVEs (6 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
The list uses the assigner's score when there is one, then CISA's, then NVD's: Low 2.7.
Weakness
Affected products
- affected See in the Solution
What to do
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
References (1)
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2026-9805)Record last updated .