CVE-2025-14055

Published: Feb 20, 2026

Modified: Apr 24, 2026

PUBLISHED

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

Vendor	Product	Versions
silabs.com	Simplicity SDK, Gecko SDK	affected `2025.12.0 - <= 2025.12.1` affected `0 - <= 2025.6.2`

vendor-advisory

permissions-required

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