CVE-2020-0427 : Vulnerability Insights and Analysis

CVE-2020-0427 is a vulnerability in the Android kernel that could lead to local information disclosure. This article provides an overview of the vulnerability, its impact, technical details, and mitigation steps.

Understanding CVE-2020-0427

What is CVE-2020-0427?

In create_pinctrl of core.c, a use after free vulnerability exists, leading to a potential out-of-bounds read. This flaw could be exploited for local information disclosure without requiring additional execution privileges.

The Impact of CVE-2020-0427

The vulnerability could result in local information disclosure without the need for user interaction. Attackers could exploit this issue to access sensitive data.

Technical Details of CVE-2020-0427

Vulnerability Description

The issue stems from a use after free vulnerability in the Android kernel's create_pinctrl function, allowing for potential out-of-bounds read operations.

Affected Systems and Versions

Vendor: n/a
Product: Android
Versions: Android kernel (affected)

Exploitation Mechanism

The vulnerability can be exploited by leveraging the use after free flaw in create_pinctrl, enabling attackers to perform out-of-bounds read operations to disclose sensitive information.

Mitigation and Prevention

Immediate Steps to Take

Apply security patches provided by the vendor
Implement strict input validation to mitigate potential attacks

Long-Term Security Practices

Regularly update and patch software to address security vulnerabilities
Conduct security audits and code reviews to identify and address similar issues proactively

Patching and Updates

It is crucial to monitor security advisories and apply patches promptly to protect systems from exploitation.