CVE-2022-36448

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Published Sep 28, 2022 CVSS 3.1 · 8.2 High EPSS < 1% KEV · Not listed

Description

An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. There is an SMM memory corruption vulnerability in the Software SMI handler in the PnpSmm driver.

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

cpe:2.3:a:insyde:insydeh2o:*:*:*:*:*:*:*:*

Configuration 2 [-]

cpe:2.3:a:insyde:insydeh2o:*:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2022-39157	An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. There is an SMM memory corruption vulnerability in the Software SMI handler in the PnpSmm driver.

Metrics

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required High

Scope Changed

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploit prediction score: < 1% (0.335% probability within 30 days)

Exploitation poc

Automatable no

Technical Impact total

References

Link	Providers
https://binarly.io/advisories/BRLY-2022-023/index.html
https://www.insyde.com/security-pledge
https://www.insyde.com/security-pledge/SA-2022032

History

May 21, 2025 3:15 PM Scoring metrics updated View changes

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

Subscriptions

Insyde Insydeh2o

Weaknesses

CWE-20

Sources

CVE record Updated: May 21, 2025, 2:26 PM

Status: PUBLISHED
Assigner: mitre
Published: Sep 28, 2022, 3:50 PM
Updated: May 21, 2025, 2:26 PM
Reserved: Jul 25, 2022, 12:00 AM

View source JSON

Vulnrichment Updated: Aug 3, 2024, 10:07 AM

Updated: Aug 3, 2024, 10:07 AM

NVD Updated: Jun 17, 2026, 4:53 AM

Status: Modified
Published: Sep 28, 2022, 4:15 PM
Modified: Jun 17, 2026, 4:53 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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