CVE-2025-32401 Memory corruption in P-Net

Medium 4.8 Published Updated

Attackers can corrupt memory and potentially execute code on IO devices by sending malicious RPC packets to the P-Net library.

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-2025-32401?

CVE-2025-32401 is a medium-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 Heap-based Buffer Overflow in RT-Labs P-Net version 1.0.1 or earlier allows an attacker to corrupt the memory of IO devices that use the library by sending a malicious RPC packet.

Weakness: CWE-787, CWE-122

Which versions are affected by CVE-2025-32401?

It affects 1 product.

Products include Rt-Labs P-Net.

How do I fix CVE-2025-32401?

No fix has been published for CVE-2025-32401 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-2025-32401 being exploited?

There is no known exploitation of CVE-2025-32401 in the wild and no public exploit code.

Sources

Also known as GHSA-3jxj-2fmg-wg9x.

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