CVE-2018-5895 : What You Need to Know

Android for MSM, Firefox OS for MSM, and QRD Android devices are vulnerable to a buffer over-read issue that could lead to security breaches.

Understanding CVE-2018-5895

This CVE identifies a vulnerability in Qualcomm devices running Android for MSM, Firefox OS for MSM, and QRD Android.

What is CVE-2018-5895?

The vulnerability stems from inadequate validation of buffer length in the wma_process_utf_event() function, potentially allowing a buffer over-read in affected Qualcomm devices.

The Impact of CVE-2018-5895

The vulnerability could be exploited to trigger a buffer over-read, leading to potential security risks and unauthorized access to sensitive information on the affected devices.

Technical Details of CVE-2018-5895

Qualcomm devices running specific Android versions are susceptible to this buffer over-read vulnerability.

Vulnerability Description

The issue arises from insufficient buffer length validation in the wma_process_utf_event() function, allowing potential buffer over-read in the param_buf->num_wow_packet_buffer.

Affected Systems and Versions

Product: Android for MSM, Firefox OS for MSM, QRD Android
Vendor: Qualcomm, Inc.
Versions: All Android releases from CAF using the Linux kernel

Exploitation Mechanism

Attackers could exploit this vulnerability to perform buffer over-read attacks, potentially compromising the security and integrity of the affected systems.

Mitigation and Prevention

It is crucial to take immediate steps to address and prevent exploitation of CVE-2018-5895.

Immediate Steps to Take

Apply security patches and updates provided by Qualcomm and Android to mitigate the vulnerability.
Monitor official security bulletins and advisories for any specific guidance on addressing this issue.

Long-Term Security Practices

Regularly update device software to ensure the latest security patches are applied.
Implement network security measures to detect and prevent potential attacks targeting this vulnerability.

Patching and Updates

Install the latest security patch level released after 2018-06-05 to address the buffer over-read vulnerability in the affected Qualcomm devices.