CVE-2024-38584 net: ti: icssg_prueth: Fix NULL pointer dereference in prueth_probe()

Medium 5.5 Published Updated

A NULL pointer dereference in the TI ICSSG PRUETH driver can cause a kernel crash, leading to denial of service.

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-2024-38584?

CVE-2024-38584 is a medium-severity vulnerability in Linux kernel, published on 19 Jun 2024. 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: ti: icssg_prueth: Fix NULL pointer dereference in prueth_probe()

In the prueth_probe() function, if one of the calls to emac_phy_connect() fails due to of_phy_connect() returning NULL, then the subsequent call to phy_attached_info() will dereference a NULL pointer.

Check the return code of emac_phy_connect and fail cleanly if there is an error.

Weakness: CWE-476

Which versions are affected by CVE-2024-38584?

It affects 1 product.

Products include Linux kernel.

How do I fix CVE-2024-38584?

Apply the vendor's patch.

Is CVE-2024-38584 being exploited?

There is no known exploitation of CVE-2024-38584 in the wild and no public exploit code.

All Linux kernel vulnerabilities

Sources

Also known as BELL-CVE-2024-38584, DEBIAN-CVE-2024-38584, GHSA-j3jr-f652-x9f7, UBUNTU-CVE-2024-38584.

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