USN-7156-1: Linux kernel (GKE) vulnerabilities

Published Dec 12, 2024
·
Updated

Chenyuan Yang discovered that the USB Gadget subsystem in the Linux kernel did not properly check for the device to be enabled before writing. A local attacker could possibly use this to cause a denial of service. (CVE-2024-25741) Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems:

Affected Software

6 affected componentsFixes available
All of the following
ubuntu/linux-image-6.8.0-1002-gkeop<6.8.0-1002.4
6.8.0-1002.4
Ubuntu Ubuntu=24.04
All of the following
ubuntu/linux-image-gkeop<6.8.0-1002.4
6.8.0-1002.4
Ubuntu Ubuntu=24.04
All of the following
ubuntu/linux-image-gkeop-6.8<6.8.0-1002.4
6.8.0-1002.4
Ubuntu Ubuntu=24.04

Event History

Dec 12, 2024
Advisory Published
via Ubuntu·12:00 AM

Child vulnerabilities

Contains the following vulnerabilities.

Frequently Asked Questions

1

What is the severity of USN-7156-1?

The vulnerability USN-7156-1 poses a risk of denial of service due to improper checks in the USB Gadget subsystem of the Linux kernel.

2

How do I fix USN-7156-1?

To resolve USN-7156-1, update the Linux kernel packages to version 6.8.0-1002.4 or later on Ubuntu 24.04.

3

Who is affected by USN-7156-1?

USN-7156-1 affects local users running the Linux kernel on Ubuntu version 24.04 with specified package versions.

4

What can an attacker do with USN-7156-1?

A local attacker could exploit USN-7156-1 to cause a denial of service, impacting system stability.

5

Is there a risk of data loss with USN-7156-1?

While USN-7156-1 primarily leads to denial of service, it does not directly indicate a risk of data loss.

Contact

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