CVE-2025-48021 Integer overflow in Vnet/IP Interface Package

Medium 6.0 Published 13 Feb 2026 Updated 13 Feb 2026

Attackers can cause a denial of service by sending malicious packets to the Vnet/IP Interface Package, terminating the software stack process.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2025-48021?

CVE-2025-48021 is a medium-severity vulnerability in Yokogawa Electric Corporation Vnet/IP Interface Package, published on 13 Feb 2026. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

A vulnerability has been found in Vnet/IP Interface Package provided by Yokogawa Electric Corporation. If affected product receives maliciously crafted packets, Vnet/IP software stack process may be terminated. The affected products and versions are as follows: Vnet/IP Interface Package (for CENTUM VP R6 VP6C3300, CENTUM VP R7 VP7C3300) R1.07.00 or earlier

Weakness: CWE-191

Which versions are affected by CVE-2025-48021?

It affects 1 product.

Products include Yokogawa Vnet\/Ip Interface Package.

How do I fix CVE-2025-48021?

No fix has been published for CVE-2025-48021 yet. Limit exposure of the affected software until one is available.

Is CVE-2025-48021 being exploited?

There is no known exploitation of CVE-2025-48021 in the wild and no public exploit code.

Sources

Also known as GHSA-g49m-vv72-hpjc.