CVE-2019-10515 : What You Need to Know

Potential kernel errors may occur in Snapdragon Auto, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables due to a Use After Free Issue in DIAG Services.

Understanding CVE-2019-10515

This CVE involves potential kernel errors in various Qualcomm Snapdragon products due to a specific issue in DIAG Services.

What is CVE-2019-10515?

CVE-2019-10515 is a vulnerability that can lead to kernel errors in Qualcomm Snapdragon devices when attempting to transfer packets through preemptively freed up DCI clients.

The Impact of CVE-2019-10515

The vulnerability can result in system instability, potential crashes, or unauthorized access to sensitive information on affected devices.

Technical Details of CVE-2019-10515

This section provides more in-depth technical information about the vulnerability.

Vulnerability Description

The issue arises from a Use After Free problem in DIAG Services, allowing access to preemptively freed up DCI clients, leading to kernel errors.

Affected Systems and Versions

Affected Products: Snapdragon Auto, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables
Affected Versions: MDM9150, MDM9206, MDM9607, MDM9640, MDM9650, MSM8909W, MSM8996AU, QCS405, SD 210/SD 212/SD 205, SD 425, SD 427, SD 430, SD 435, SD 439 / SD 429, SD 450, SD 625, SD 632, SD 636, SD 665, SD 675, SD 712 / SD 710 / SD 670, SD 730, SD 820, SD 820A, SD 835, SD 845 / SD 850, SD 855, SDA660, SDM439, SDM630, SDM660, SDX20, SDX24

Exploitation Mechanism

The vulnerability occurs when attempting to transfer packets through accessed DCI clients that have been preemptively freed up, triggering kernel errors.

Mitigation and Prevention

To address CVE-2019-10515, follow these mitigation steps:

Immediate Steps to Take

Apply patches provided by Qualcomm promptly.
Monitor official sources for security advisories and updates.
Implement network controls to limit exposure to potentially malicious activities.

Long-Term Security Practices

Regularly update firmware and software on affected devices.
Conduct security assessments and penetration testing to identify vulnerabilities.
Educate users on safe practices to prevent exploitation of known vulnerabilities.

Patching and Updates

Stay informed about security bulletins and updates from Qualcomm.
Apply patches and updates as soon as they are released to mitigate the risk of exploitation.