Stack overflow

2024-01-0815:15:00

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stack-based buffer overflow

fst file

arbitrary code execution

malicious file

vulnerability

gtkwave 3.3.115

fstreadervarint32 function

8.1 High

AI Score

Confidence

Low

0.001 Low

EPSS

Percentile

23.2%

JSON

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.