CVE-2018-21044: Buffer Overflow

Published Apr 8, 2020

Updated

An issue was discovered on Samsung mobile devices with N(7.x) and O(8.0) software. The sem Trustlet has a buffer overflow that leads to arbitrary TEE code execution. The Samsung IDs are SVE-2018-13230, SVE-2018-13231, SVE-2018-13232, SVE-2018-13233 (December 2018).

Affected Software

5 affected components

Google Android=7.0

Google Android=7.1.0

Google Android=7.1.1

Google Android=7.1.2

Google Android=8.0

Event History

Apr 8, 2020

CVE Published

via MITRE·05:09 PM

Data Sourced

via MITRE·05:09 PM

Description

Frequently Asked Questions

What is the severity of CVE-2018-21044?

CVE-2018-21044 is rated as a critical vulnerability due to its potential for arbitrary TEE code execution.

How do I fix CVE-2018-21044?

To fix CVE-2018-21044, users should update their Samsung mobile devices to the latest software versions provided by Samsung.

What devices are affected by CVE-2018-21044?

CVE-2018-21044 affects Samsung mobile devices running Android N (7.x) and O (8.0) software.

What does CVE-2018-21044 exploit?

CVE-2018-21044 exploits a buffer overflow in the sem Trustlet, allowing for arbitrary code execution within the Trusted Execution Environment.

When was CVE-2018-21044 disclosed?

CVE-2018-21044 was disclosed in December 2018 along with several Samsung Security Vulnerability Exposures (SVE).