USN-6817-3: Linux kernel vulnerabilities

Published Jun 14, 2024
·
Updated

Ziming Zhang discovered that the DRM driver for VMware Virtual GPU did not properly handle certain error conditions, leading to a NULL pointer dereference. A local attacker could possibly trigger this vulnerability to cause a denial of service. (CVE-2022-38096) Zheng Wang discovered that the Broadcom FullMAC WLAN driver in the Linux kernel contained a race condition during device removal, leading to a use- after-free vulnerability. A physically proximate attacker could possibly use this to cause a denial of service (system crash). (CVE-2023-47233) It was discovered that the ATA over Ethernet (AoE) driver in the Linux kernel contained a race condition, leading to a use-after-free vulnerability. An attacker could use this to cause a denial of service or possibly execute arbitrary code. (CVE-2023-6270) It was discovered that the Atheros 802.11ac wireless driver did not properly validate certain data structures, leading to a NULL pointer dereference. An attacker could possibly use this to cause a denial of service. (CVE-2023-7042) Gui-Dong Han discovered that the software RAID driver in the Linux kernel contained a race condition, leading to an integer overflow vulnerability. A privileged attacker could possibly use this to cause a denial of service (system crash). (CVE-2024-23307) Bai Jiaju discovered that the Xceive XC4000 silicon tuner device driver in the Linux kernel contained a race condition, leading to an integer overflow vulnerability. An attacker could possibly use this to cause a denial of service (system crash). (CVE-2024-24861) Chenyuan Yang discovered that the Unsorted Block Images (UBI) flash device volume management subsystem did not properly validate logical eraseblock sizes in certain situations. An attacker could possibly use this to cause a denial of service (system crash). (CVE-2024-25739) It was discovered that the MediaTek SoC Gigabit Ethernet driver in the Linux kernel contained a race condition when stopping the device. A local attacker could possibly use this to cause a denial of service (device unavailability). (CVE-2024-27432) 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 Software

13 affected componentsFixes available
Canonical Linux kernel
All of the following
ubuntu/linux-image-6.8.0-1004-gke<6.8.0-1004.7
6.8.0-1004.7
Ubuntu Ubuntu=24.04
All of the following
ubuntu/linux-image-6.8.0-1008-azure<6.8.0-1008.8
6.8.0-1008.8
Ubuntu Ubuntu=24.04
All of the following
ubuntu/linux-image-6.8.0-1008-azure-fde<6.8.0-1008.8
6.8.0-1008.8
Ubuntu Ubuntu=24.04
All of the following
ubuntu/linux-image-azure<6.8.0-1008.8
6.8.0-1008.8
Ubuntu Ubuntu=24.04
All of the following
ubuntu/linux-image-azure-fde<6.8.0-1008.8
6.8.0-1008.8
Ubuntu Ubuntu=24.04
All of the following
ubuntu/linux-image-gke<6.8.0-1004.7
6.8.0-1004.7
Ubuntu Ubuntu=24.04

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade ubuntu/linux-image-6.8.0-1004-gke to a version that resolves this vulnerability.

    Fixed in 6.8.0-1004.7
  2. Upgrade

    Upgrade ubuntu/linux-image-6.8.0-1008-azure to a version that resolves this vulnerability.

    Fixed in 6.8.0-1008.8
  3. Upgrade

    Upgrade ubuntu/linux-image-6.8.0-1008-azure-fde to a version that resolves this vulnerability.

    Fixed in 6.8.0-1008.8
  4. Upgrade

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

    Fixed in 6.8.0-1008.8
  5. Upgrade

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

    Fixed in 6.8.0-1008.8
  6. Upgrade

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

    Fixed in 6.8.0-1004.7
  7. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Patch USN-6817-3

Event History

Jun 14, 2024
Advisory Published
via Ubuntu·12:00 AM
Data Sourced
via Ubuntu·12:00 AM
DescriptionAffected Software

Frequently Asked Questions

1

What is the severity of USN-6817-3?

The severity of USN-6817-3 is classified as potentially high due to the possibility of denial of service.

2

How do I fix USN-6817-3?

To fix USN-6817-3, update your system to the latest version of the affected packages, such as linux-image-6.8.0-1004.7 or linux-image-6.8.0-1008.8.

3

Which software versions are affected by USN-6817-3?

USN-6817-3 affects Ubuntu 24.04 with specific kernel package versions like linux-image-6.8.0-1004.7 and linux-image-6.8.0-1008.8.

4

Can USN-6817-3 be exploited remotely?

No, USN-6817-3 requires local access for exploitation, making it a local denial of service vulnerability.

5

Who discovered the vulnerability in USN-6817-3?

USN-6817-3 was discovered by researchers Ziming Zhang and Zheng Wang.

Contact

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