{"cve":"CVE-2023-39234","nvd":{"published":"2024-01-08T15:15:22.593","modified":"2026-06-17T06:11:49.077","status":"Modified","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`.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","score":7.8},"cwes":["CWE-129"],"references":["https://lists.debian.org/debian-lts-announce/2024/04/msg00007.html","https://talosintelligence.com/vulnerability_reports/TALOS-2023-1817","https://lists.debian.org/debian-lts-announce/2024/04/msg00007.html","https://talosintelligence.com/vulnerability_reports/TALOS-2023-1817","https://www.talosintelligence.com/vulnerability_reports/TALOS-2023-1817"],"products":["tonybybell:gtkwave"],"source":"nvd","synced_at":"2026-10-19T21:43:38.875533635+00:00"},"epss":{"cve":"CVE-2023-39234","score":0.00436,"percentile":0.37889,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}