CVE-2025-10933 Silicon Labs Z-Wave Protocol Controller Integer underflow vulnerability leads to out of bounds read

Medium 5.3 Published Updated

An integer underflow in the Silicon Labs Z-Wave Protocol Controller allows attackers to perform out-of-bounds memory reads.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2025-10933?

CVE-2025-10933 is a medium-severity vulnerability in silabs.com Z-Wave Protocol Controller, published on 5 Jan 2026. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

An integer underflow vulnerability in the Silicon Labs Z-Wave Protocol Controller can lead to out of bounds memory reads.

Weakness: CWE-191, CWE-1284, CWE-125

Which versions are affected by CVE-2025-10933?

How do I fix CVE-2025-10933?

No fix has been published for CVE-2025-10933 yet. Limit exposure of the affected software until one is available.

Is CVE-2025-10933 being exploited?

There is no known exploitation of CVE-2025-10933 in the wild and no public exploit code.

Sources

Also known as GHSA-h789-mvrg-4w8r.

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