CVE-2022-32628 : Security Advisory and Response

A detailed analysis of the CVE-2022-32628 vulnerability found in MediaTek products.

Understanding CVE-2022-32628

In isp, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.

What is CVE-2022-32628?

CVE-2022-32628 is a vulnerability in MediaTek products that allows for local escalation of privilege without the need for user interaction.

The Impact of CVE-2022-32628

This vulnerability could be exploited to achieve elevated privileges within the system, posing a threat to the security of affected devices.

Technical Details of CVE-2022-32628

A deep dive into the technical aspects of the CVE-2022-32628 vulnerability.

Vulnerability Description

The vulnerability arises from a missing bounds check in isp, leading to an out of bounds write that enables privilege escalation.

Affected Systems and Versions

Vendor: MediaTek, Inc. Products Affected: MT6833, MT6853, MT6855, MT6873, MT6877, MT6893, MT8791 Affected Version: Android 12.0

Exploitation Mechanism

The vulnerability allows attackers to exploit the out of bounds write in isp without requiring any user interaction, making it a critical security concern.

Mitigation and Prevention

Key steps to mitigate and prevent the exploitation of CVE-2022-32628.

Immediate Steps to Take

Apply the provided patch ID: ALPS07310780 to address the vulnerability.
Monitor for any suspicious activities indicating a possible exploitation of the vulnerability.

Long-Term Security Practices

Regularly update the system and all related software to patch any identified vulnerabilities.
Conduct security audits periodically to identify and address any security gaps.

Patching and Updates

Stay informed about security bulletins and updates from MediaTek to quickly implement any patches released.