CVE-2025-22006 net: ethernet: ti: am65-cpsw: Fix NAPI registration sequence

Medium 5.5 Published Updated

A race condition in the TI AM65-CPSW Ethernet driver can cause a NULL pointer dereference, leading to a system crash.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
Not needed
Fix
Available

What is CVE-2025-22006?

CVE-2025-22006 is a medium-severity vulnerability in Linux kernel, published on 3 Apr 2025. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

In the Linux kernel, the following vulnerability has been resolved:

net: ethernet: ti: am65-cpsw: Fix NAPI registration sequence

Registering the interrupts for TX or RX DMA Channels prior to registering their respective NAPI callbacks can result in a NULL pointer dereference. This is seen in practice as a random occurrence since it depends on the randomness associated with the generation of traffic by Linux and the reception of traffic from the wire.

Weakness: CWE-476

Which versions are affected by CVE-2025-22006?

It affects 1 product.

Products include Linux kernel.

How do I fix CVE-2025-22006?

Apply the vendor's patch.

Is CVE-2025-22006 being exploited?

There is no known exploitation of CVE-2025-22006 in the wild and no public exploit code.

All Linux kernel vulnerabilities

Sources

Also known as BELL-CVE-2025-22006, DEBIAN-CVE-2025-22006, GHSA-c5f2-596r-9c4q, UBUNTU-CVE-2025-22006.

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