CVE-2018-21084 : Exploit Details and Defense Strategies

A vulnerability was found in the software of Samsung mobile devices running L(5.1), M(6.0), and N(7.x) versions. This vulnerability, labeled as SVE-2017-11174 (February 2018), is caused by a race condition in the get_kek function, leading to a read-after-free issue.

Understanding CVE-2018-21084

This CVE identifies a specific vulnerability in Samsung mobile devices running certain software versions.

What is CVE-2018-21084?

CVE-2018-21084 is a vulnerability in Samsung mobile devices with L(5.1), M(6.0), and N(7.x) software versions. It involves a race condition in the get_kek function, resulting in a read-after-free issue.

The Impact of CVE-2018-21084

The vulnerability can potentially allow attackers to exploit the race condition and execute arbitrary code on affected Samsung mobile devices.

Technical Details of CVE-2018-21084

This section provides more technical insights into the vulnerability.

Vulnerability Description

The vulnerability stems from a race condition in the get_kek function, leading to a read-after-free issue on Samsung mobile devices.

Affected Systems and Versions

Samsung mobile devices running L(5.1), M(6.0), and N(7.x) software versions

Exploitation Mechanism

Attackers can exploit the race condition in the get_kek function to trigger a read-after-free issue, potentially enabling arbitrary code execution.

Mitigation and Prevention

Protecting systems from CVE-2018-21084 requires immediate actions and long-term security practices.

Immediate Steps to Take

Apply security updates provided by Samsung promptly
Monitor official Samsung security advisories for patches

Long-Term Security Practices

Regularly update device software to the latest versions
Implement security best practices to prevent exploitation of vulnerabilities
Consider using additional security measures such as mobile device management solutions
Educate users on safe mobile device usage practices

Patching and Updates

Regularly check for and apply security patches and updates released by Samsung to mitigate the CVE-2018-21084 vulnerability.