CVE-2023-39234

HighCVSS 7.8/10Last modified Jun 17, 2026

Description

Multiple out-of-bounds write vulnerabilities exist in the VZT vzt_rd_process_block autosort functionality of GTKWave 3.3.115. A specially crafted .vzt file can lead to arbitrary code execution. A victim would need to open a malicious file to trigger these vulnerabilities.This vulnerability concerns the out-of-bounds write when looping over `lt->numrealfacs`.

Metrics

CVSS 3.1 7.8/10CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-129

Affected software

No affected versions have been published.

Timeline

Published: Jan 8, 2024
Last modified: Jun 17, 2026
NVD status: Modified

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