PT-2026-7119 · Silicon · Silicon Labs Series 2

Published 2026-02-09 · Updated 2026-02-09 · CVE-2025-7432

Positive Technologies (AI Summary)

CVSS v4.0

1.0

Low

Base vector

AV:P/AC:H/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N

Name of the Vulnerable Software and Affected Versions Silicon Labs Series 2 devices (affected versions not specified)

Description Differential Power Analysis (DPA) countermeasures are not reseeded under certain conditions in Silicon Labs Series 2 devices. This could potentially allow an attacker to extract secret keys through a DPA attack. DPA is a type of side-channel attack that exploits variations in the power consumption of a cryptographic device to recover secret keys.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Weakness Enumeration

CWE-331

Related Identifiers

CVE-2025-7432

Affected Products

Silicon Labs Series 2

References · 3

• https://nvd.nist.gov/vuln/detail/CVE-2025-7432 · Security Note
• https://community.silabs.com/068Vm00000b9fBW · Vendor Advisory
• https://t.me/CVEtracker/44222 · Telegram Post