cve/2023/CVE-2023-36864.md

### [CVE-2023-36864](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-36864)
![](https://img.shields.io/static/v1?label=Product&message=GTKWave&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=%3D%203.3.115%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=CWE-190%3A%20Integer%20Overflow%20or%20Wraparound&color=brighgreen)

### Description

An integer overflow vulnerability exists in the fstReaderIterBlocks2 temp_signal_value_buf allocation functionality of GTKWave 3.3.115. A specially crafted .fst file can lead to arbitrary code execution. A victim would need to open a malicious file to trigger this vulnerability.

### POC

#### Reference
- https://talosintelligence.com/vulnerability_reports/TALOS-2023-1797
- https://www.talosintelligence.com/vulnerability_reports/TALOS-2023-1797

#### Github
No PoCs found on GitHub currently.