CVE-2023-35703 Information

Description

Multiple stack-based buffer overflow vulnerabilities exist in the FST LEB128 varint 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 these vulnerabilities.This vulnerability concerns the fstReaderVarint64 function.

Reference

https://talosintelligence.com/vulnerability_reports/TALOS-2023-1783