CVE-2021-0607 : Vulnerability Insights and Analysis

A hardware port write vulnerability in Android's iaxxx-codec.c can allow a local attacker to escalate privileges without requiring user interaction.

Understanding CVE-2021-0607

This CVE identifies a flaw in Android that could be exploited for privilege escalation.

What is CVE-2021-0607?

The CVE-2021-0607 vulnerability exists in iaxxx_calc_i2s_div of iaxxx-codec.c allowing an attacker to perform a hardware port write using user-controlled data.

The Impact of CVE-2021-0607

This vulnerability could lead to a local escalation of privileges on affected Android kernel versions without needing additional execution permissions.

Technical Details of CVE-2021-0607

This section delves deeper into the specifics of the CVE.

Vulnerability Description

The issue arises due to a missing bounds check, enabling unauthorized hardware port manipulation.

Affected Systems and Versions

Affected systems include Android running the Android kernel.

Exploitation Mechanism

An attacker could exploit this vulnerability to escalate privileges locally without requiring user interaction.

Mitigation and Prevention

Learn about the steps necessary to address and prevent this vulnerability.

Immediate Steps to Take

System administrators should apply relevant security patches promptly to mitigate the risk of exploitation.

Long-Term Security Practices

Implement robust security measures and regular patch management practices to enhance overall system security.

Patching and Updates

Regularly update the affected systems with security patches and monitor for any suspicious activities.