CVE-2020-11250 : What You Need to Know

A use-after-free vulnerability due to a race condition in reopening device drivers across various Qualcomm Snapdragon products.

Understanding CVE-2020-11250

This CVE involves a critical security issue affecting multiple Qualcomm Snapdragon products.

What is CVE-2020-11250?

This CVE identifies a use-after-free vulnerability caused by a race condition when repeatedly reopening device drivers in various Qualcomm Snapdragon products.

The Impact of CVE-2020-11250

The vulnerability could allow an attacker to execute arbitrary code or cause a denial of service by exploiting the race condition in the device driver reopening process.

Technical Details of CVE-2020-11250

Details regarding the vulnerability, affected systems, and exploitation mechanisms.

Vulnerability Description

The vulnerability arises due to a race condition when reopening device drivers, leading to a use-after-free scenario across multiple Qualcomm Snapdragon products.

Affected Systems and Versions

Products: Snapdragon Auto, Compute, Connectivity, Consumer IOT, Industrial IOT, Mobile, Voice & Music, Wearables, Wired Infrastructure, and Networking
Versions: APQ8009W, APQ8017, APQ8053, and many more

Exploitation Mechanism

Exploitation involves triggering the race condition by repeatedly reopening the device driver, enabling unauthorized code execution or denial of service attacks.

Mitigation and Prevention

Steps to mitigate the vulnerability and prevent potential exploitation.

Immediate Steps to Take

Apply security patches provided by Qualcomm promptly
Monitor for any suspicious activities on affected systems

Long-Term Security Practices

Regularly update and patch all software and firmware on Qualcomm Snapdragon products
Implement network segmentation and access controls to limit exposure

Patching and Updates

Refer to Qualcomm's security bulletin for January 2021 for specific patch details and instructions