CVE-2019-10486 Explained : Impact and Mitigation

A race condition vulnerability in multiple Qualcomm Snapdragon products may lead to out-of-bounds access due to the absence of resource locking.

Understanding CVE-2019-10486

What is CVE-2019-10486?

A race condition occurs in various Qualcomm Snapdragon products, allowing concurrent modifications in the memcpy statement, resulting in unauthorized access beyond resource bounds.

The Impact of CVE-2019-10486

The vulnerability could be exploited to gain unauthorized access to sensitive information or execute arbitrary code on affected devices.

Technical Details of CVE-2019-10486

Vulnerability Description

The lack of resource locking in Snapdragon products enables concurrent modifications, leading to out-of-bounds access.

Affected Systems and Versions

Products: Snapdragon Auto, Consumer Electronics Connectivity, Consumer IOT, Industrial IOT, IoT, Mobile, Voice & Music, Wearables
Versions: APQ8009, APQ8017, APQ8053, APQ8096AU, APQ8098, MDM9206, MDM9207C, MDM9607, MDM9640, MDM9650, MSM8905, MSM8909W, MSM8939, MSM8953, MSM8996AU, MSM8998, Nicobar, QCN7605, QCS405, QCS605, QM215, SDA660, SDA845, SDM429, SDM439, SDM630, SDM632, SDM636, SDM660, SDM710, SDM845, SDX20, SDX24, SM6150, SM7150, SM8150

Exploitation Mechanism

The vulnerability arises from the lack of proper resource locking, allowing unauthorized access beyond the intended boundaries.

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 software and firmware on affected devices.
Implement secure coding practices to prevent race condition vulnerabilities.
Conduct security assessments and audits to identify and mitigate similar issues.

Patching and Updates

Qualcomm has released patches to mitigate the vulnerability. Stay informed about security bulletins and apply updates promptly.