CVE-2023-35995

PoC —

CVSS 3.1

7.8 high

EPSS

<1%p35

Published

Jan 8, 2024 (Jan 8, 2024)

Modified

Jun 17, 2026

Description

Multiple improper array index validation vulnerabilities exist in the fstReaderIterBlocks2 tdelta 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 tdelta indexing when signal_lens is 1.

Vendors: tonybybell
Products: gtkwave
Weakness: CWE-129
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (0.4%)

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