CVE-2026-9805
FMTSWriteUseIntelLib: FMTS SMM IHISI Buffer Overflow
CVSS Score
2.7
EPSS Score
0.0%
EPSS Percentile
0th
SMM IHISI command handler, FMTSWriteUseIntelLib, for FMTS command 0x32, read and write data without checking buffer size and could cause buffer overflow.
| CWE | CWE-787 |
| Vendor | insyde software |
| Product | insydeh2o |
| Published | Aug 26, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:P/AC:H/PR:H/UI:R/S:U/C:N/I:L/A:L Attack Vector
Physical
Attack Complexity
High
Privileges Required
High
User Interaction
Required
Scope
Unchanged
Confidentiality
None
Integrity
Low
Availability
Low
Affected Versions
Insyde Software / InsydeH2O
See in the Solution