CVE-2023-32650: Tonybybell Gtkwave

High severity, CVSS 7.8. EPSS: 0.4% chance of exploitation in the next 30 days.

An integer overflow vulnerability exists in the FST_BL_GEOM parsing maxhandle functionality of GTKWave 3.3.115, when compiled as a 32-bit binary. A specially crafted .fst file can lead to memory corruption. A victim would need to open a malicious file to trigger this vulnerability.

Affected products

• Tonybybell Gtkwave: version 3.3.115 only

Published 2024-01-08. Last modified 2026-06-17.