CVE-2023-35992

An integer overflow vulnerability exists in the FST fstReaderIterBlocks2 vesc allocation 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.

Score

CVSS 3.1 7.8 High

Status

Modified - talos-cna@cisco.com

Published

2024-01-08

Last modified

2025-11-04

Weaknesses

CWE-190

Affected products

• Gtkwave (Gtkwave)
• Gtkwave (Tonybybell)

References

• https://lists.debian.org/debian-lts-announce/2024/04/msg00007.html
• https://talosintelligence.com/vulnerability_reports/TALOS-2023-1790
• https://www.talosintelligence.com/vulnerability_reports/TALOS-2023-1790