Advisory Published

USN-7276-1: Linux kernel vulnerabilities

First published: Wed Feb 19 2025(Updated: )

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-6.11.0-1010-lowlatency<6.11.0-1010.11
6.11.0-1010.11
Ubuntu=24.10
All of
ubuntu/linux-image-6.11.0-1010-lowlatency-64k<6.11.0-1010.11
6.11.0-1010.11
Ubuntu=24.10
All of
ubuntu/linux-image-6.11.0-18-generic<6.11.0-18.18
6.11.0-18.18
Ubuntu=24.10
All of
ubuntu/linux-image-6.11.0-18-generic-64k<6.11.0-18.18
6.11.0-18.18
Ubuntu=24.10
All of
ubuntu/linux-image-generic<6.11.0-18.18
6.11.0-18.18
Ubuntu=24.10
All of
ubuntu/linux-image-generic-64k<6.11.0-18.18
6.11.0-18.18
Ubuntu=24.10
All of
ubuntu/linux-image-generic-64k-hwe-24.04<6.11.0-18.18
6.11.0-18.18
Ubuntu=24.10
All of
ubuntu/linux-image-generic-hwe-24.04<6.11.0-18.18
6.11.0-18.18
Ubuntu=24.10
All of
ubuntu/linux-image-lowlatency<6.11.0-1010.11
6.11.0-1010.11
Ubuntu=24.10
All of
ubuntu/linux-image-lowlatency-64k<6.11.0-1010.11
6.11.0-1010.11
Ubuntu=24.10
All of
ubuntu/linux-image-oem-24.04<6.11.0-18.18
6.11.0-18.18
Ubuntu=24.10
All of
ubuntu/linux-image-oem-24.04a<6.11.0-18.18
6.11.0-18.18
Ubuntu=24.10
All of
ubuntu/linux-image-virtual<6.11.0-18.18
6.11.0-18.18
Ubuntu=24.10
All of
ubuntu/linux-image-virtual-hwe-24.04<6.11.0-18.18
6.11.0-18.18
Ubuntu=24.10

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Reference Links

Child vulnerabilities

(Contains the following vulnerabilities)

Frequently Asked Questions

  • What is the severity of USN-7276-1?

    The severity of USN-7276-1 is considered critical due to the heap overflow vulnerability in the HFS+ file system implementation that can lead to denial of service or arbitrary code execution.

  • How do I fix USN-7276-1?

    To fix USN-7276-1, update to the recommended Linux kernel versions: 6.11.0-1010.11 or 6.11.0-18.18.

  • What products are affected by USN-7276-1?

    USN-7276-1 affects Ubuntu 24.10 and specific Linux kernel packages associated with it.

  • What type of vulnerability is described in USN-7276-1?

    USN-7276-1 describes a heap overflow vulnerability that could be exploited by an attacker through a specially crafted file system image.

  • Is there a workaround for USN-7276-1?

    Currently, the best approach for USN-7276-1 is to apply the patch by upgrading to the fixed kernel versions, as no specific workarounds have been noted.

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