Advisory Published

USN-7384-2: Linux kernel (Azure) 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) It was discovered that the CIFS network file system implementation in the Linux kernel did not properly verify the target namespace when handling upcalls. An attacker could use this to expose sensitive information. (CVE-2025-2312) 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-6.8.0-1025-azure<6.8.0-1025.30~22.04.1
6.8.0-1025.30~22.04.1
Ubuntu=22.04
All of
ubuntu/linux-image-6.8.0-1025-azure-fde<6.8.0-1025.30~22.04.1
6.8.0-1025.30~22.04.1
Ubuntu=22.04
All of
ubuntu/linux-image-azure<6.8.0-1025.30~22.04.1
6.8.0-1025.30~22.04.1
Ubuntu=22.04
All of
ubuntu/linux-image-azure-fde<6.8.0-1025.30~22.04.1
6.8.0-1025.30~22.04.1
Ubuntu=22.04

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Reference Links

Child vulnerabilities

(Contains the following vulnerabilities)

Frequently Asked Questions

  • What is the severity of USN-7384-2?

    USN-7384-2 addresses a critical improper access control vulnerability in the Bluetooth driver of the Linux Kernel.

  • How do I fix USN-7384-2?

    To fix USN-7384-2, update to the Linux kernel version 6.8.0-1025.30~22.04.1 on affected Ubuntu systems.

  • What systems are affected by USN-7384-2?

    USN-7384-2 affects Ubuntu 22.04 systems that use specific packages of the Linux kernel.

  • What type of vulnerability is USN-7384-2?

    USN-7384-2 is an improper access control vulnerability that could allow nearby attackers to connect malicious devices.

  • Who discovered USN-7384-2?

    USN-7384-2 was discovered by Michael Randrianantenaina and Attila Szász.

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