Vulnerabilities > CVE-2023-36746 - Out-of-bounds Write vulnerability in Tonybybell Gtkwave 3.3.115
Attack vector
LOCAL Attack complexity
LOW Privileges required
NONE Confidentiality impact
HIGH Integrity impact
HIGH Availability impact
HIGH Summary
Multiple heap-based buffer overflow vulnerabilities exist in the fstReaderIterBlocks2 fstWritex len functionality of GTKWave 3.3.115. A specially crafted .fst file can lead to memory corruption. A victim would need to open a malicious file to trigger these vulnerabilities.This vulnerability concerns the handling of `len` in `fstWritex` when parsing the time table.
Vulnerable Configurations
| Part | Description | Count |
|---|---|---|
| Application | 1 |