CVE-2023-42750 : What You Need to Know

A detailed overview of the CVE-2023-42750 vulnerability affecting Unisoc products.

Understanding CVE-2023-42750

In this section, we will explore what CVE-2023-42750 is and its impact on Unisoc products.

What is CVE-2023-42750?

CVE-2023-42750 involves a vulnerability in the gnss service of Unisoc products, leading to a possible out-of-bounds write due to a missing bounds check. This could result in a local denial of service, requiring system execution privileges.

The Impact of CVE-2023-42750

The vulnerability poses a significant risk to the affected Unisoc products, potentially allowing attackers to disrupt services and compromise the integrity of the system.

Technical Details of CVE-2023-42750

This section will delve into the specifics of the CVE-2023-42750 vulnerability.

Vulnerability Description

The vulnerability arises in the gnss service and is attributed to a missing bounds check, enabling an out-of-bounds write scenario.

Affected Systems and Versions

Unisoc products including SC7731E, SC9832E, SC9863A, T310, T606, T612, T616, T610, T618, T760, T770, T820, and S8000 running Android12, Android11, or Android13 are impacted by this vulnerability.

Exploitation Mechanism

Exploiting this vulnerability requires system execution privileges and an understanding of the gnss service to trigger the out-of-bounds write.

Mitigation and Prevention

In this section, we will discuss steps to mitigate and prevent the CVE-2023-42750 vulnerability.

Immediate Steps to Take

Users should apply relevant security patches provided by Unisoc to address the vulnerability promptly. Limiting access to the gnss service can also reduce the risk of exploitation.

Long-Term Security Practices

Implementing secure coding practices and regular security assessments can help prevent similar vulnerabilities in the future.

Patching and Updates

Keep Unisoc products up-to-date with the latest firmware and security patches to protect against known vulnerabilities.