CVE-2019-10545 : What You Need to Know

A null pointer dereference issue in the kernel due to a missing check related to LLC support in the GPU in various Qualcomm Snapdragon products.

Understanding CVE-2019-10545

What is CVE-2019-10545?

This CVE identifies a vulnerability in Qualcomm Snapdragon products that can lead to a null pointer dereference due to a lack of verification for LLC support in the GPU.

The Impact of CVE-2019-10545

This vulnerability could be exploited by attackers to cause a denial of service or potentially execute arbitrary code on affected devices.

Technical Details of CVE-2019-10545

Vulnerability Description

The issue arises from a missing check for LLC support in the GPU, leading to a null pointer dereference in the kernel of Snapdragon Auto, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Mobile, and Snapdragon Voice & Music.

Affected Systems and Versions

Affected Products: Snapdragon Auto, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Mobile, Snapdragon Voice & Music
Affected Versions: QCS605, SDM670, SDM710, SM6150, SM7150, SM8150

Exploitation Mechanism

Attackers can exploit this vulnerability by triggering the null pointer dereference, potentially causing a denial of service or executing malicious code.

Mitigation and Prevention

Immediate Steps to Take

Apply patches provided by Qualcomm to address the vulnerability.
Monitor Qualcomm's security bulletins for updates and advisories.

Long-Term Security Practices

Regularly update the software and firmware of affected devices.
Implement network security measures to prevent unauthorized access.

Patching and Updates

Qualcomm has released patches to fix the null pointer dereference issue. Ensure timely installation of these patches to secure the affected devices.