CVE-2019-14000 : What You Need to Know

A vulnerability in various Qualcomm Snapdragon processors can lead to memory corruption and potential unauthorized access to information.

Understanding CVE-2019-14000

What is CVE-2019-14000?

The lack of a check for the RX FIFO write index being less than the FIFO size can result in memory corruption and potential information leakage in Qualcomm Snapdragon processors.

The Impact of CVE-2019-14000

This vulnerability affects a wide range of Qualcomm Snapdragon processors used in different devices and industries, potentially exposing sensitive information to unauthorized access.

Technical Details of CVE-2019-14000

Vulnerability Description

The vulnerability arises from the absence of a check for the RX FIFO write index being less than the FIFO size, leading to memory corruption and potential information exposure.

Affected Systems and Versions

Products: Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables, Snapdragon Wired Infrastructure and Networking
Versions: APQ8009, APQ8017, APQ8053, APQ8096, APQ8096AU, APQ8098, IPQ6018, IPQ8074, MDM9150, MDM9205, MDM9206, MDM9607, MDM9640, MDM9645, MDM9650, MDM9655, MSM8905, MSM8917, MSM8920, MSM8937, MSM8940, MSM8953, MSM8996, MSM8996AU, MSM8998, Nicobar, QCA8081, QCM2150, QCS404, QCS405, QCS605, QM215, Rennell, SA6155P, SC8180X, SDA660, SDA845, SDM429, SDM429W, SDM439, SDM450, SDM630, SDM632, SDM636, SDM660, SDM670, SDM710, SDM845, SDM850, SDX20, SDX24, SDX55, SM6150, SM7150, SM8150, SM8250, SXR1130, SXR2130

Exploitation Mechanism

The vulnerability can be exploited by manipulating the RX FIFO write index, potentially leading to memory corruption and unauthorized access to sensitive information.

Mitigation and Prevention

Immediate Steps to Take

Apply patches provided by Qualcomm to address the vulnerability
Monitor for any unauthorized access or unusual activities on affected devices

Long-Term Security Practices

Regularly update firmware and software to ensure the latest security patches are in place
Implement network segmentation and access controls to limit exposure to potential attacks

Patching and Updates

Qualcomm has released patches to mitigate the vulnerability, and users are advised to apply these updates promptly to secure their systems.