CVE-2020-11122 : Vulnerability Insights and Analysis

A Null Pointer exception vulnerability in Qualcomm Snapdragon Auto, Consumer IOT, and Mobile devices can be exploited through crafted mkv files, potentially leading to data stream deletion due to secondary invalid configuration.

Understanding CVE-2020-11122

This CVE involves an Untrusted Pointer Dereference Issue in Video on various Qualcomm Snapdragon platforms.

What is CVE-2020-11122?

The vulnerability allows attackers to trigger a Null Pointer exception by manipulating mkv files, resulting in the deletion of data streams on affected Qualcomm Snapdragon devices.

The Impact of CVE-2020-11122

Exploitation of this vulnerability could lead to denial of service or potentially arbitrary code execution on the affected devices.

Technical Details of CVE-2020-11122

The following technical details provide insight into the vulnerability.

Vulnerability Description

The issue arises from a Null Pointer exception when processing specially crafted mkv files on Qualcomm Snapdragon Auto, Consumer IOT, and Mobile devices.

Affected Systems and Versions

Products: Snapdragon Auto, Snapdragon Consumer IOT, Snapdragon Mobile
Versions: APQ8098, Bitra, Kamorta, SA6155P, Saipan, SM6150, SM7150, SM8150, SM8250, SXR2130

Exploitation Mechanism

Attackers can exploit the vulnerability by tricking users into opening malicious mkv files, causing data stream deletion due to secondary invalid configuration.

Mitigation and Prevention

Taking immediate steps and implementing long-term security practices are crucial to mitigating the risks associated with CVE-2020-11122.

Immediate Steps to Take

Avoid opening untrusted mkv files from unknown sources.
Apply security patches provided by Qualcomm promptly.

Long-Term Security Practices

Regularly update device firmware to the latest versions.
Educate users on safe file handling practices to prevent exploitation of vulnerabilities.

Patching and Updates

Qualcomm has released security bulletins addressing CVE-2020-11122. Users are advised to apply the necessary patches and updates to safeguard their devices.