CVE-2025-14547

LOW

Simplicity SDK < 2025.6.2 and Gecko SDK < 2.5.x - Denial of Service via EC-JPAKE ZKP Parsing Integer Underflow

Title source: llm
STIX 2.1

Description

An integer underflow vulnerability is present in Silicon Lab’s implementation of PSA Crypto and SE Manager EC-JPAKE APIs during ZKP parsing. Triggering the underflow can lead to a hard fault, causing a temporary denial of service.

References (1)

Core 1
Core References
Various Sources vendor-advisory permissions-required
https://community.silabs.com/068Vm00000e1UTF

Scores

CVSS v4 2.3
EPSS 0.0028
EPSS Percentile 19.3%
CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-191
Status published
Products (2)
silabs.com/Gecko SDK < 2.5.x
silabs.com/Simplicity SDK < 2025.6.2
Published Feb 20, 2026
Tracked Since Feb 20, 2026