Advisory Published

USN-7403-1: Linux kernel (HWE) vulnerabilities

First published: Tue Apr 01 2025(Updated: )

Michael Randrianantenaina discovered that the Bluetooth driver in the Linux Kernel contained an improper access control vulnerability. A nearby attacker could use this to connect a rougue device and possibly execute arbitrary code. (CVE-2024-8805) Attila Szász discovered that the HFS+ file system implementation in the Linux Kernel contained a heap overflow vulnerability. An attacker could use a specially crafted file system image that, when mounted, could cause a denial of service (system crash) or possibly execute arbitrary code. (CVE-2025-0927) 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 SoftwareAffected VersionHow to fix
All of
ubuntu/linux-image-6.8.0-57-generic<6.8.0-57.59~22.04.1
6.8.0-57.59~22.04.1
Ubuntu=22.04
All of
ubuntu/linux-image-6.8.0-57-generic-64k<6.8.0-57.59~22.04.1
6.8.0-57.59~22.04.1
Ubuntu=22.04
All of
ubuntu/linux-image-generic-64k-hwe-22.04<6.8.0-57.59~22.04.1
6.8.0-57.59~22.04.1
Ubuntu=22.04
All of
ubuntu/linux-image-generic-hwe-22.04<6.8.0-57.59~22.04.1
6.8.0-57.59~22.04.1
Ubuntu=22.04
All of
ubuntu/linux-image-oem-22.04<6.8.0-57.59~22.04.1
6.8.0-57.59~22.04.1
Ubuntu=22.04
All of
ubuntu/linux-image-oem-22.04a<6.8.0-57.59~22.04.1
6.8.0-57.59~22.04.1
Ubuntu=22.04
All of
ubuntu/linux-image-oem-22.04c<6.8.0-57.59~22.04.1
6.8.0-57.59~22.04.1
Ubuntu=22.04
All of
ubuntu/linux-image-virtual-hwe-22.04<6.8.0-57.59~22.04.1
6.8.0-57.59~22.04.1
Ubuntu=22.04

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Reference Links

Child vulnerabilities

(Contains the following vulnerabilities)

Frequently Asked Questions

  • What is the severity of USN-7403-1?

    USN-7403-1 addresses a high-severity improper access control vulnerability in the Bluetooth driver of the Linux Kernel.

  • How do I fix USN-7403-1?

    To fix USN-7403-1, upgrade to the linux-image package version 6.8.0-57.59~22.04.1 or later.

  • Who discovered the vulnerability detailed in USN-7403-1?

    The vulnerability in USN-7403-1 was discovered by Michael Randrianantenaina and Attila Szász.

  • What products are affected by USN-7403-1?

    USN-7403-1 affects various Ubuntu 22.04 packages including linux-image-generic and linux-image-oem.

  • Can USN-7403-1 lead to remote code execution?

    Yes, USN-7403-1 could potentially allow nearby attackers to execute arbitrary code through a rogue Bluetooth device.

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