CVE-2026-15417 - Vulnerability Details - OpenCVE

Description

In the silabser.sys Windows 8 driver for CP210x devices, a local unprivileged user can use incorrect driver settings to cause a kernel crash.

Published: 2026-09-10

Score: 6.9 Medium

EPSS: n/a

KEV: No

Impact:

Action:

Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

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

Vendor Product Default status Versions

Silicon Labs

silabser.sys driver

affected

Version	Status	Constraints
`0`	affected	≤ 6.7.6

No data.

No data.

No data available yet.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

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Advisories

No advisories yet.

Attack Vector Local

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact None

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

No CVSS v3.1

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.

References

Link	Providers
https://siliconlabs.lightning.force.com/sfc/servlet.shepherd/document/download/069Vm0000100HA6IAM?operationContext=S1

History

Thu, 10 Sep 2026 17:30:00 +0000

Type	Values Removed	Values Added
Description		In the silabser.sys Windows 8 driver for CP210x devices, a local unprivileged user can use incorrect driver settings to cause a kernel crash.
Title		CP210x Denial of Service
Weaknesses		CWE-369
References		https://siliconlabs.lightning.force.com/sfc/servlet.shepherd/document/download/069Vm0000100HA6IAM?operationContext=S1
Metrics		cvssV4_0 `{'score': 6.9, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N'}`

Subscriptions

No data.

MITRE

Status: PUBLISHED

Assigner: Silabs

Published: 2026-09-10T17:13:56.536Z

Updated: 2026-09-10T18:21:00.773Z

Reserved: 2026-07-10T14:57:33.010Z

Link: CVE-2026-15417

Vulnrichment

No data.

NVD

Status : Received

Published: 2026-09-10T18:17:55.313

Modified: 2026-09-10T18:17:55.313

Link: CVE-2026-15417

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-369

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