CVE-2017-18145 : What You Need to Know

Android devices with security patch level before April 5, 2018, specifically on Qualcomm Snapdragon Mobile and Snapdragon Wear, are vulnerable to a Use After Free in Data issue in the DPM native process.

Understanding CVE-2017-18145

This CVE identifies a vulnerability in Qualcomm Snapdragon Mobile and Snapdragon Wear devices that can lead to a Use After Free condition.

What is CVE-2017-18145?

The vulnerability in the DPM native process on affected Qualcomm Snapdragon devices can result in a Use After Free condition when processing framework events.

The Impact of CVE-2017-18145

The Use After Free vulnerability can potentially allow attackers to execute arbitrary code or cause a denial of service on the affected devices.

Technical Details of CVE-2017-18145

Qualcomm Snapdragon Mobile and Snapdragon Wear devices are affected by this vulnerability.

Vulnerability Description

The issue arises when the DPM native process deletes the iterator pointer after handling an event, leading to a Use After Free condition during subsequent event processing.

Affected Systems and Versions

Products: Snapdragon Mobile, Snapdragon Wear
Versions: MSM8909W, SD 210/SD 212/SD 205, SD 450, SD 615/16/SD 415, SD 625, SD 650/52, SD 820, SD 835, SD 845

Exploitation Mechanism

Attackers can exploit this vulnerability by crafting specific events to trigger the Use After Free condition, potentially gaining unauthorized access or disrupting device functionality.

Mitigation and Prevention

Immediate action and long-term security practices are crucial to mitigate the risks associated with CVE-2017-18145.

Immediate Steps to Take

Apply security patches and updates to ensure the device has the latest security measures in place.
Monitor official sources for security bulletins and advisories related to Qualcomm Snapdragon devices.

Long-Term Security Practices

Implement strict event handling protocols to prevent memory corruption vulnerabilities.
Regularly review and update security policies and procedures to address emerging threats.

Patching and Updates

Qualcomm and device manufacturers may release patches to address this vulnerability. Ensure timely installation of these updates to protect against potential exploits.