CVE-2017-0855 : What You Need to Know

Android OS vulnerability affecting versions 5.1.1 to 8.0, allowing remote denial of service attacks without user interaction.

Understanding CVE-2017-0855

This CVE involves premature function termination in the MPEG4Extractor.cpp file, potentially leading to memory leaks and remote denial of service attacks.

What is CVE-2017-0855?

Vulnerability in Android OS versions 5.1.1 to 8.0
Functions terminate prematurely, causing memory leaks
Allows remote denial of service attacks on critical system processes
No additional execution privileges or user interaction required

The Impact of CVE-2017-0855

Potential for remote attackers to disrupt critical system processes
Risk of denial of service attacks without user interaction

Technical Details of CVE-2017-0855

This section provides technical insights into the vulnerability.

Vulnerability Description

Functions in MPEG4Extractor.cpp terminate prematurely
Internal buffers are not properly cleaned up, leading to memory leaks

Affected Systems and Versions

Android versions 5.1.1, 6.0, 6.0.1, 7.0, 7.1.1, 7.1.2, 8.0

Exploitation Mechanism

Attackers can exploit the vulnerability to trigger denial of service attacks remotely

Mitigation and Prevention

Protective measures to mitigate the CVE-2017-0855 vulnerability.

Immediate Steps to Take

Apply security patches provided by Google for affected Android versions
Monitor for any unusual system behavior indicating a potential attack

Long-Term Security Practices

Regularly update Android devices to the latest OS versions
Implement security best practices to prevent remote attacks

Patching and Updates

Stay informed about security bulletins and updates from Google for Android