CVE-2025-3873

EUVD-2025-22724
The following APIs for the Silcon Labs SiWx91x prior to vesion 3.4.0 failed to check the size of the output buffer of the caller which could lead to data corruption on the host (Cortex-M4) application.


sl_si91x_aes
sl_si91x_gcm
sl_si91x_ccm 
sl_si91x_sha
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
UNKNOWN
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Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: 15%
Common Weakness Enumeration
References
https://community.silabs.com/068Vm00000SSlOu
https://docs.silabs.com/wiseconnect/latest/sisdk-wifi-release-notes/