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.
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Tue, 04 Nov 2025 19:30:00 +0000
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Status: PUBLISHED
Assigner: talos
Published: 2024-01-08T14:48:01.249Z
Updated: 2025-11-04T18:14:48.753Z
Reserved: 2023-06-15T13:56:19.639Z
Link: CVE-2023-35703
Updated: 2024-08-02T16:30:44.464Z
Status : Modified
Published: 2024-01-08T15:15:09.987
Modified: 2025-11-04T19:15:43.687
Link: CVE-2023-35703
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