CVE-2019-14104 : Exploit Details and Defense Strategies

In Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Mobile (specifically APQ8053, SC8180X, SDX55, SM8150), a slab-out-of-bounds access vulnerability may occur due to an invalid context pointer without a null check.

Understanding CVE-2019-14104

This CVE involves a buffer over-read issue in the camera component of Qualcomm's Snapdragon products.

What is CVE-2019-14104?

This vulnerability in Snapdragon Compute, Snapdragon Consumer IOT, and Snapdragon Mobile devices allows for slab-out-of-bounds access when an invalid context pointer is present without proper null checking.

The Impact of CVE-2019-14104

The vulnerability could potentially lead to unauthorized access to sensitive data or system crashes, posing a security risk to affected devices.

Technical Details of CVE-2019-14104

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

Vulnerability Description

The issue arises from the lack of a null check on the context pointer, leading to slab-out-of-bounds access in the specified Qualcomm products.

Affected Systems and Versions

Products: Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Mobile
Versions: APQ8053, SC8180X, SDX55, SM8150

Exploitation Mechanism

The vulnerability can be exploited by malicious actors to gain unauthorized access to system memory or cause system instability.

Mitigation and Prevention

To address and prevent the exploitation of CVE-2019-14104, follow these mitigation strategies:

Immediate Steps to Take

Apply security patches provided by Qualcomm promptly.
Monitor official sources for updates and security advisories.

Long-Term Security Practices

Regularly update device firmware and software to the latest versions.
Implement network security measures to prevent unauthorized access.

Patching and Updates

Stay informed about security bulletins and updates from Qualcomm.