CVE-2023-36864

HIGH 7.8EPSS 0.4%

An integer overflow vulnerability exists in the fstReaderIterBlocks2 temp_signal_value_buf allocation 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 this vulnerability.

CVSS v3.1: 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS v3.1: 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS: 0.42% chance of exploitation in the next 30 days, 35th percentile
Published: 2024-01-08
Updated: 2025-11-04

Proof-of-concept exploits (1)

https://talosintelligence.com/vulnerability_reports/TALOS-2023-1797

References

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