CVE-2025-14547ECJ-PAKE Integer Underflow Vulnerability in Silicon Labs PSA Crypto and SE Manager APIs

2.3LowCVSS base score
0.32%Exploitation in 30 daysEPSS · top 74% of all CVEs
NoKnown exploitednot in CISA's KEV catalog
NonePublic exploitsnone known yet

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.

Timeline

2025
11 Dec 2025
11 Dec 2025
ID reserved
By Silabs
2026
20 Feb 20262 months later
20 Feb 2026· 2 months later
Published

Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.

Scores

CVSS scores of CVE-2025-14547, by who scored it
Scored by	CVSS	Score	Vector
SilabsCNA (assigner)	4.0	Low2.3	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
NVDNVD · Deferred	4.0	Low2.3	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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS (exploitation in 30 days): 0.32% · top 74% of all CVEs (14 Nov 2026)
CISA SSVC: Exploitation: none · Automatable: no · Technical impact: partial

The list uses the assigner's score when there is one, then CISA's, then NVD's: Low 2.3.

Affected products

silabs.com · Simplicity SDK
- affected ≤ 2025.6.2
silabs.com · Gecko SDK
- affected ≤ 2.5.x

References1

https://community.silabs.com/068Vm00000e1UTF (opens in a new tab)vendor-advisorypermissions-required

Sources

The same CVE in the primary databases and aggregators, to check against.

Badge for a README or a ticket

[![CVE-2025-14547](https://cveledger.app/badge/CVE-2025-14547.svg)](https://cveledger.app/cve/CVE-2025-14547)

Record last updated 20 Feb 2026, 20:39 UTC.