CVE-2019-10547 : Vulnerability Insights and Analysis

Snapdragon platforms by Qualcomm are susceptible to memory leaks when making IOCTL calls to ION, potentially leading to uncontrolled resource consumption in the kernel.

Understanding CVE-2019-10547

Certain conditions in various Snapdragon platforms can trigger memory leaks due to failed unassigning of pages, affecting a wide range of Qualcomm products and versions.

What is CVE-2019-10547?

Memory leaks can occur in Snapdragon Auto, Compute, Consumer Electronics Connectivity, and other platforms during IOCTL calls to ION.
The issue arises from the failure to unassign pages, impacting a significant number of Qualcomm products and versions.

The Impact of CVE-2019-10547

Uncontrolled resource consumption in the kernel can result from the memory leaks in affected Snapdragon platforms.

Technical Details of CVE-2019-10547

Snapdragon platforms face a vulnerability that can lead to memory leaks and subsequent kernel resource consumption.

Vulnerability Description

Memory leaks can occur when making IOCTL calls to ION due to unsuccessful page unassignment.

Affected Systems and Versions

Products: Snapdragon Auto, Compute, Consumer Electronics Connectivity, and more
Versions: APQ8009, APQ8053, APQ8096AU, and many others

Exploitation Mechanism

The vulnerability is triggered by specific conditions during IOCTL calls to ION, leading to memory leaks and potential resource consumption issues.

Mitigation and Prevention

Qualcomm recommends immediate actions and long-term security practices to address CVE-2019-10547.

Immediate Steps to Take

Apply patches and updates provided by Qualcomm promptly.
Monitor system resources for any unusual spikes in resource consumption.

Long-Term Security Practices

Regularly update and patch all Qualcomm products and platforms.
Implement secure coding practices to mitigate memory leak vulnerabilities.

Patching and Updates

Qualcomm has released patches and updates to address the memory leak vulnerability in Snapdragon platforms.