CVE-2023-35128 : Security Advisory and Response

This article provides insights into CVE-2023-35128, a vulnerability in GTKWave 3.3.115 that can lead to memory corruption when a specially crafted .fst file is opened.

Understanding CVE-2023-35128

This section delves into the details of the CVE-2023-35128 vulnerability in GTKWave 3.3.115.

What is CVE-2023-35128?

CVE-2023-35128 is an integer overflow vulnerability in the fstReaderIterBlocks2 time_table tsec_nitems functionality of GTKWave 3.3.115. It can result in memory corruption when a victim opens a malicious .fst file.

The Impact of CVE-2023-35128

The impact of this vulnerability is rated as HIGH, with a CVSS v3.1 base score of 7.0. It requires local access and user interaction to be triggered.

Technical Details of CVE-2023-35128

This section outlines the technical aspects of CVE-2023-35128 affecting GTKWave 3.3.115.

Vulnerability Description

The vulnerability arises due to an integer overflow issue in specific functionality, leading to memory corruption.

Affected Systems and Versions

GTKWave version 3.3.115 is confirmed to be affected by this vulnerability.

Exploitation Mechanism

Exploitation of CVE-2023-35128 involves the opening of a malicious .fst file to trigger memory corruption.

Mitigation and Prevention

Learn about the steps to mitigate and prevent the exploitation of CVE-2023-35128 in GTKWave 3.3.115.

Immediate Steps to Take

Users should avoid opening untrusted .fst files and apply security updates promptly.

Long-Term Security Practices

Implement secure coding practices and regularly update software to prevent such vulnerabilities.

Patching and Updates

Stay informed about security patches and updates released by GTKWave to address CVE-2023-35128.