CVE-2025-32405 Memory corruption in P-Net

High 7.5 Published Updated

An attacker can crash IO devices using the RT-Labs P-Net library by sending a malicious RPC packet, causing a denial of service.

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

What is CVE-2025-32405?

CVE-2025-32405 is a high-severity memory corruption vulnerability in RT-Labs P-Net, published on 7 May 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An Out-of-bounds Write in RT-Labs P-Net version 1.0.1 or earlier allows an attacker to induce a crash in IO devices that use the library by sending a malicious RPC packet.

Weakness: CWE-787

Which versions are affected by CVE-2025-32405?

It affects 1 product.

Products include Rt-Labs P-Net.

How do I fix CVE-2025-32405?

No fix has been published for CVE-2025-32405 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2025-32405 being exploited?

There is no known exploitation of CVE-2025-32405 in the wild and no public exploit code.

Sources

Also known as GHSA-w6xc-89xr-622v.

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