CVE-2017-16647 : Vulnerability Insights and Analysis

The Linux kernel up to version 4.13.11 has a vulnerability in drivers/net/usb/asix_devices.c that can be exploited by local users, potentially leading to a denial of service and system crash.

Understanding CVE-2017-16647

This CVE entry highlights a vulnerability in the Linux kernel that could be abused by local users, posing a risk of system instability and potential crashes.

What is CVE-2017-16647?

The vulnerability in drivers/net/usb/asix_devices.c within the Linux kernel up to version 4.13.11 allows local users to trigger a denial of service through a NULL pointer dereference, potentially resulting in a system crash. Additionally, depending on the manipulation of a crafted USB device, other unspecified consequences may occur.

The Impact of CVE-2017-16647

The exploitation of this vulnerability could lead to a denial of service condition, system instability, and potential system crashes, posing a risk to the affected systems.

Technical Details of CVE-2017-16647

This section delves into the technical aspects of the CVE, providing insights into the vulnerability's description, affected systems, and exploitation mechanism.

Vulnerability Description

The vulnerability in drivers/net/usb/asix_devices.c in the Linux kernel up to version 4.13.11 enables local users to initiate a denial of service attack, potentially resulting in a system crash or other unspecified impacts via a manipulated USB device.

Affected Systems and Versions

Affected Systems: Not applicable
Affected Versions: Not applicable

Exploitation Mechanism

The vulnerability can be exploited by local users through the manipulation of a crafted USB device, triggering a NULL pointer dereference and potentially causing a system crash.

Mitigation and Prevention

In this section, you will find recommendations on immediate steps to take and long-term security practices to mitigate the risks associated with CVE-2017-16647.

Immediate Steps to Take

Regularly update the Linux kernel to the latest version to patch the vulnerability.
Implement the principle of least privilege to restrict user access and minimize the impact of potential exploits.

Long-Term Security Practices

Conduct regular security audits and vulnerability assessments to identify and address potential weaknesses in the system.
Educate users on safe computing practices and the importance of promptly applying security updates.

Patching and Updates

Apply patches provided by the Linux kernel maintainers to address the vulnerability and enhance system security.