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 fstReaderVarint32 function.
History

Tue, 04 Nov 2025 19:30:00 +0000


cve-icon MITRE

Status: PUBLISHED

Assigner: talos

Published: 2024-01-08T14:48:00.814Z

Updated: 2025-11-04T18:14:47.540Z

Reserved: 2023-06-15T13:56:19.638Z

Link: CVE-2023-35702

cve-icon Vulnrichment

Updated: 2024-08-02T16:30:44.312Z

cve-icon NVD

Status : Modified

Published: 2024-01-08T15:15:09.793

Modified: 2025-11-04T19:15:43.560

Link: CVE-2023-35702

cve-icon Redhat

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