CWE
416
Advisory Published

USN-7029-1: Linux kernel vulnerabilities

First published: Mon Sep 23 2024(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) It was discovered that the JFS file system contained an out-of-bounds read vulnerability when printing xattr debug information. A local attacker could use this to cause a denial of service (system crash). (CVE-2024-40902) 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-6.8.0-45-generic<6.8.0-45.45~22.04.1
6.8.0-45.45~22.04.1
Ubuntu=22.04
All of
ubuntu/linux-image-6.8.0-45-generic-64k<6.8.0-45.45~22.04.1
6.8.0-45.45~22.04.1
Ubuntu=22.04
All of
ubuntu/linux-image-generic-64k-hwe-22.04<6.8.0-45.45~22.04.1
6.8.0-45.45~22.04.1
Ubuntu=22.04
All of
ubuntu/linux-image-generic-hwe-22.04<6.8.0-45.45~22.04.1
6.8.0-45.45~22.04.1
Ubuntu=22.04
All of
ubuntu/linux-image-oem-22.04<6.8.0-45.45~22.04.1
6.8.0-45.45~22.04.1
Ubuntu=22.04
All of
ubuntu/linux-image-oem-22.04a<6.8.0-45.45~22.04.1
6.8.0-45.45~22.04.1
Ubuntu=22.04
All of
ubuntu/linux-image-oem-22.04c<6.8.0-45.45~22.04.1
6.8.0-45.45~22.04.1
Ubuntu=22.04
All of
ubuntu/linux-image-virtual-hwe-22.04<6.8.0-45.45~22.04.1
6.8.0-45.45~22.04.1
Ubuntu=22.04

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Reference Links

Child vulnerabilities

(Contains the following vulnerabilities)

Frequently Asked Questions

  • What is the severity of USN-7029-1?

    The severity of USN-7029-1 is considered high due to the potential for denial of service or arbitrary code execution.

  • How do I fix USN-7029-1?

    To fix USN-7029-1, update to the recommended version linux-image-6.8.0-45.45~22.04.1 on Ubuntu 22.04.

  • What systems are affected by USN-7029-1?

    USN-7029-1 affects Ubuntu version 22.04 that uses the specified kernel packages.

  • What type of vulnerability is described in USN-7029-1?

    USN-7029-1 describes a use-after-free vulnerability in the CEC driver of the Linux kernel.

  • Can USN-7029-1 lead to a system compromise?

    Yes, USN-7029-1 can potentially lead to a system compromise if an attacker exploits the vulnerability.

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