USN-6864-2: Linux kernel vulnerabilities

Published Jul 4, 2024
·
Updated

It was discovered that the Intel Data Streaming and Intel Analytics Accelerator drivers in the Linux kernel allowed direct access to the devices for unprivileged users and virtual machines. A local attacker could use this to cause a denial of service. (CVE-2024-21823) A security issue was discovered in the Linux kernel. An attacker could possibly use it to compromise the system. This update corrects flaws in the following subsystem:

Affected Software

11 affected componentsFixes available
Canonical Linux kernel
All of the following
ubuntu/linux-image-6.8.0-1007-oem<6.8.0-1007.7
6.8.0-1007.7
Ubuntu Ubuntu=24.04
All of the following
ubuntu/linux-image-6.8.0-1010-aws<6.8.0-1010.10
6.8.0-1010.10
Ubuntu Ubuntu=24.04
All of the following
ubuntu/linux-image-aws<6.8.0-1010.10
6.8.0-1010.10
Ubuntu Ubuntu=24.04
All of the following
ubuntu/linux-image-oem-24.04<6.8.0-1007.7
6.8.0-1007.7
Ubuntu Ubuntu=24.04
All of the following
ubuntu/linux-image-oem-24.04a<6.8.0-1007.7
6.8.0-1007.7
Ubuntu Ubuntu=24.04

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade ubuntu/linux-image-6.8.0-1007-oem to a version that resolves this vulnerability.

    Fixed in 6.8.0-1007.7
  2. Upgrade

    Upgrade ubuntu/linux-image-6.8.0-1010-aws to a version that resolves this vulnerability.

    Fixed in 6.8.0-1010.10
  3. Upgrade

    Upgrade ubuntu/linux-image-aws to a version that resolves this vulnerability.

    Fixed in 6.8.0-1010.10
  4. Upgrade

    Upgrade ubuntu/linux-image-oem-24.04 to a version that resolves this vulnerability.

    Fixed in 6.8.0-1007.7
  5. Upgrade

    Upgrade ubuntu/linux-image-oem-24.04a to a version that resolves this vulnerability.

    Fixed in 6.8.0-1007.7
  6. Upgrade

    Upgrade Linux kernel to a version that resolves this vulnerability.

    Patch USN-6864-2

Event History

Jul 4, 2024
Advisory Published
via Ubuntu·12:00 AM
Data Sourced
via Ubuntu·12:00 AM
DescriptionAffected Software

Child vulnerabilities

Contains the following vulnerabilities.

Frequently Asked Questions

1

What is the severity of USN-6864-2?

The severity of USN-6864-2 is high due to the potential for local attackers to exploit device access for a denial of service.

2

How do I fix USN-6864-2?

To fix USN-6864-2, you should update to the latest recommended package versions provided by Ubuntu.

3

What versions of Ubuntu are affected by USN-6864-2?

USN-6864-2 affects Ubuntu 24.04 specifically for the linux-image packages listed in the advisory.

4

What is the CVE associated with USN-6864-2?

The CVE associated with USN-6864-2 is CVE-2024-21823.

5

Who can exploit the vulnerability in USN-6864-2?

Unprivileged local users and virtual machines can exploit the vulnerability present in USN-6864-2.

Company

Resources

Contact

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