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Description

DPA countermeasures in Silicon Labs' Series 2 devices are not reseeded under certain conditions. This may allow an attacker to eventually extract secret keys through a DPA attack.

PUBLISHED Reserved 2025-07-10 | Published 2026-02-09 | Updated 2026-02-09 | Assigner Silabs




LOW: 1.0CVSS:4.0/AV:P/AC:H/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N

Problem types

CWE-331 Insufficient Entropy

Product status

Default status
unaffected

Any version before 2025.12.0
affected

References

community.silabs.com/068Vm00000b9fBW vendor-advisory permissions-required

cve.org (CVE-2025-7432)

nvd.nist.gov (CVE-2025-7432)

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