CVE-2024-53070 usb: dwc3: fix fault at system suspend if device was already runtime suspended

Medium 5.5 Published Updated

A null pointer dereference in the Linux kernel DWC3 USB driver causes a system crash during suspend if the device was already runtime suspended.

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-2024-53070?

CVE-2024-53070 is a medium-severity vulnerability in Linux kernel, published on 19 Nov 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:

usb: dwc3: fix fault at system suspend if device was already runtime suspended

If the device was already runtime suspended then during system suspend we cannot access the device registers else it will crash.

Also we cannot access any registers after dwc3_core_exit() on some platforms so move the dwc3_enable_susphy() call to the top.

Which versions are affected by CVE-2024-53070?

It affects 1 product.

Products include Linux kernel.

How do I fix CVE-2024-53070?

Apply the vendor's patch.

Is CVE-2024-53070 being exploited?

There is no known exploitation of CVE-2024-53070 in the wild and no public exploit code.

All Linux kernel vulnerabilities

Sources

Also known as BELL-CVE-2024-53070, DEBIAN-CVE-2024-53070, GHSA-363w-4gjr-hxxf, UBUNTU-CVE-2024-53070.

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