CVE-2018-10074 : Exploit Details and Defense Strategies

In the Linux kernel version prior to 4.16, a vulnerability exists in the hi3660_stub_clk_probe function that can be exploited by local users, leading to a denial of service (NULL pointer dereference) by causing a failure in resource retrieval.

Understanding CVE-2018-10074

This CVE entry describes a specific vulnerability in the Linux kernel version before 4.16 that allows local users to trigger a denial of service attack.

What is CVE-2018-10074?

The hi3660_stub_clk_probe function in the Linux kernel before version 4.16 has a vulnerability that can be exploited by local users to cause a denial of service by triggering a failure in resource retrieval.

The Impact of CVE-2018-10074

The vulnerability can lead to a denial of service (NULL pointer dereference) in the affected systems, potentially disrupting normal system operation.

Technical Details of CVE-2018-10074

This section provides more technical insights into the vulnerability.

Vulnerability Description

The hi3660_stub_clk_probe function in drivers/clk/hisilicon/clk-hi3660-stub.c in the Linux kernel before 4.16 allows local users to cause a denial of service (NULL pointer dereference) by triggering a failure of resource retrieval.

Affected Systems and Versions

Affected System: Linux kernel versions before 4.16
Affected Component: hi3660_stub_clk_probe function
Impact: Denial of service vulnerability

Exploitation Mechanism

The vulnerability can be exploited by local users to trigger a failure in resource retrieval, resulting in a NULL pointer dereference and causing a denial of service.

Mitigation and Prevention

To address CVE-2018-10074, follow these mitigation strategies:

Immediate Steps to Take

Apply relevant patches provided by the Linux kernel maintainers
Monitor security advisories for updates and apply them promptly

Long-Term Security Practices

Regularly update the Linux kernel to the latest stable version
Implement least privilege access controls to limit the impact of potential vulnerabilities

Patching and Updates

Stay informed about security updates for the Linux kernel
Regularly check for patches and apply them to ensure system security