CWE
416
Advisory Published

USN-7392-2: Linux kernel vulnerabilities

First published: Fri Mar 28 2025(Updated: )

Chenyuan Yang discovered that the CEC driver driver in the Linux kernel contained a use-after-free vulnerability. A local attacker could use this to cause a denial of service (system crash) or possibly execute arbitrary code. (CVE-2024-23848) 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-5.4.0-1145-gcp-fips<5.4.0-1145.154+fips1
5.4.0-1145.154+fips1
Ubuntu=20.04
All of
ubuntu/linux-image-5.4.0-1147-azure-fips<5.4.0-1147.154+fips1
5.4.0-1147.154+fips1
Ubuntu=20.04
All of
ubuntu/linux-image-azure-fips<5.4.0.1147.85
5.4.0.1147.85
Ubuntu=20.04
All of
ubuntu/linux-image-gcp-fips<5.4.0.1145.87
5.4.0.1145.87
Ubuntu=20.04

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Reference Links

Child vulnerabilities

(Contains the following vulnerabilities)

Frequently Asked Questions

  • What is the severity of USN-7392-2?

    The severity of USN-7392-2 is critical due to a use-after-free vulnerability that can lead to denial of service or arbitrary code execution.

  • How do I fix USN-7392-2?

    To fix USN-7392-2, you should upgrade to the specified remedial packages for Ubuntu 20.04.

  • What software is affected by USN-7392-2?

    USN-7392-2 affects various kernel packages including linux-image-5.4.0-1145-gcp-fips and linux-image-5.4.0-1147-azure-fips on Ubuntu 20.04.

  • Who discovered the vulnerability in USN-7392-2?

    The vulnerability in USN-7392-2 was discovered by Chenyuan Yang and Attila Szász.

  • What types of attacks are possible due to USN-7392-2?

    Due to USN-7392-2, a local attacker could cause a denial of service (system crash) or potentially execute arbitrary code.

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