CVE-2019-14066 Explained : Impact and Mitigation
Learn about CVE-2019-14066, an integer overflow vulnerability in Qualcomm Snapdragon processors affecting various product lines. Find mitigation steps and patching details here.
An integer overflow vulnerability in Qualcomm Snapdragon processors can lead to buffer size miscalculation, affecting various Snapdragon product lines.
Understanding CVE-2019-14066
This CVE involves an integer overflow issue in calculating the estimated output buffer size when retrieving a list of installed Feature IDs, Serial Numbers, or checking Feature ID status on Qualcomm Snapdragon devices.
What is CVE-2019-14066?
An integer overflow occurs during the calculation of the estimated size of the output buffer for specific queries on Snapdragon devices, potentially leading to buffer size inaccuracies.
The Impact of CVE-2019-14066
The vulnerability affects a wide range of Qualcomm Snapdragon products, including Snapdragon Auto, Compute, Consumer IOT, Industrial IOT, Mobile, Voice & Music, and Wired Infrastructure and Networking.
Technical Details of CVE-2019-14066
Qualcomm Snapdragon processors are susceptible to an integer overflow vulnerability that impacts the calculation of output buffer sizes for certain queries.
Vulnerability Description
The issue arises during the estimation of output buffer size for retrieving Feature IDs, Serial Numbers, or checking Feature ID status, potentially resulting in buffer size inaccuracies.
Affected Systems and Versions
- Products: Snapdragon Auto, Compute, Consumer IOT, Industrial IOT, Mobile, Voice & Music, Wired Infrastructure and Networking
- Versions: Kamorta, MDM9205, MDM9607, Nicobar, QCS404, QCS405, Rennell, SA6155P, SC7180, SC8180X, SDX55, SM6150, SM7150, SXR2130
Exploitation Mechanism
The vulnerability can be exploited by manipulating the input data to trigger the integer overflow, leading to buffer size miscalculations.
Mitigation and Prevention
Immediate action and long-term security practices are essential to mitigate the risks associated with CVE-2019-14066.
Immediate Steps to Take
- Apply security patches provided by Qualcomm promptly.
- Monitor official Qualcomm security bulletins for updates and advisories.
Long-Term Security Practices
- Regularly update firmware and software on affected devices.
- Implement secure coding practices to prevent integer overflow vulnerabilities.
Patching and Updates
- Qualcomm has released patches addressing the integer overflow issue. Ensure timely installation of these patches to secure affected devices.