CVE-2022-32648 : Security Advisory and Response

This article provides detailed information on CVE-2022-32648, a vulnerability in disp component that could lead to local privilege escalation on MediaTek devices.

Understanding CVE-2022-32648

This section delves into the specifics of CVE-2022-32648, its impact, technical details, and mitigation strategies.

What is CVE-2022-32648?

The CVE-2022-32648 vulnerability exists in the disp component, potentially allowing an attacker to escalate privileges locally without user interaction.

The Impact of CVE-2022-32648

The vulnerability could result in local escalation of privileges on affected MediaTek devices, with System execution privileges required for exploitation.

Technical Details of CVE-2022-32648

This section outlines the vulnerability description, affected systems and versions, as well as the exploitation mechanism.

Vulnerability Description

The vulnerability stems from a use after free scenario due to a race condition in the disp component on MediaTek devices.

Affected Systems and Versions

Devices running MediaTek processors including MT6735, MT6737, MT6739, MT6753, and more, with Android 11.0 and 12.0, are impacted by CVE-2022-32648.

Exploitation Mechanism

Exploitation of this vulnerability does not require user interaction, making it a concerning issue for device security.

Mitigation and Prevention

In this section, we discuss immediate steps to take, long-term security practices, and the importance of patching and updates.

Immediate Steps to Take

Users are advised to apply the provided patch ID: ALPS06535964 to mitigate the risk of local privilege escalation on affected devices.

Long-Term Security Practices

Regular security monitoring, restricting unnecessary system privileges, and staying informed about security bulletins are vital for secure device usage.

Patching and Updates

Ensuring timely installation of security patches and updates from MediaTek is crucial to safeguarding devices against known vulnerabilities.