High
H19WMIHandlerSmm: unvalidated memory boundary could result in arbitrary code execution.
Unvalidated memory boundary could result in arbitrary code execution. The vulnerability exists in the code developed specifically for HP projects.
Announced Group revision 1
Original source ↗CVE-2026-12855
Primary source · Revision 1
Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.
Security context
Source reference: cve:CVE-2026-12855
InsydeH2O
Source reference: /containers/cna/affected/0/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Structured affected-version data
Original package identities and version rules from this source.
[
{
"vendor": "Insyde Software",
"product": "InsydeH2O",
"versions": [
{
"status": "affected",
"version": "See in the Solution"
}
],
"platforms": [
"x86"
],
"defaultStatus": "unaffected"
}
]- Related CVEs
- CVE-2026-12855
Source reference:
/cveMetadata/cveId
Publisher severity
high
Source reference: /containers/cna/metrics
- Event
- #5406 · Revision 1
- Added to Heist Feed
- Publisher date