CVE-2022-26470 : What You Need to Know

A possible out of bounds write vulnerability has been identified in aie, affecting multiple MediaTek products running Android 12. This vulnerability could be exploited for local privilege escalation without requiring user interaction.

Understanding CVE-2022-26470

This CVE describes a critical vulnerability in MediaTek products that could lead to an elevation of privilege without the need for user interaction.

What is CVE-2022-26470?

The vulnerability in aie in MediaTek devices could allow an attacker to perform an out of bounds write operation, potentially resulting in local escalation of privilege with System execution privileges.

The Impact of CVE-2022-26470

The impact of this vulnerability is significant as it could enable threat actors to escalate privileges locally on affected devices, posing a serious security risk to users.

Technical Details of CVE-2022-26470

This section covers technical information related to the CVE, including the vulnerability description, affected systems and versions, and the exploitation mechanism.

Vulnerability Description

The vulnerability arises due to an incorrect bounds check in aie, allowing for unauthorized out of bounds write operations that can be abused by attackers.

Affected Systems and Versions

The vulnerability affects multiple MediaTek products including MT6879, MT6895, MT6983, MT8321, MT8385, MT8765, MT8766, MT8768, MT8786, MT8788, MT8789 running Android 12.0.

Exploitation Mechanism

Exploitation of this vulnerability does not require user interaction. Attackers can potentially exploit this flaw to achieve local escalation of privilege on vulnerable devices.

Mitigation and Prevention

In this section, we provide guidelines on how to mitigate the risks associated with CVE-2022-26470 and prevent potential exploitation.

Immediate Steps to Take

Users are advised to apply the provided patch (Patch ID: ALPS07116037) immediately to address the vulnerability and prevent possible exploitation.

Long-Term Security Practices

To enhance long-term security, users should regularly update their MediaTek devices and follow best security practices to minimize the impact of vulnerabilities.

Patching and Updates

MediaTek has released a patch for this vulnerability. Users are strongly recommended to update their devices to the latest firmware version to secure their devices against potential exploitation.