CVE-2025-14055: Integer underflow in Secure NCP host

Published Feb 20, 2026
·
Updated

An integer underflow vulnerability in Silicon Labs Secure NCP host implementation allows a buffer overread via a specially crafted packet.

Affected Software

1 affected component
Silicon Labs Secure NCP host

Event History

Feb 20, 2026
CVE Published
via MITRE·02:45 PM
Data Sourced
via MITRE·02:45 PM
DescriptionWeakness
Data Sourced
via NVD·03:20 PM
DescriptionSeverityWeakness
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Frequently Asked Questions

1

What is the severity of CVE-2025-14055?

CVE-2025-14055 has been classified as a high severity vulnerability due to its potential for buffer overread.

2

How do I fix CVE-2025-14055?

To fix CVE-2025-14055, apply the latest security updates provided by Silicon Labs for the Secure NCP host.

3

Who is affected by CVE-2025-14055?

CVE-2025-14055 affects users of the Silicon Labs Secure NCP host software.

4

What type of attack does CVE-2025-14055 enable?

CVE-2025-14055 enables attackers to perform a buffer overread through specially crafted packets.

5

Is CVE-2025-14055 related to denial of service?

CVE-2025-14055 is not specifically a denial of service vulnerability, but it could lead to unintended application behavior.

Contact

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