VULNERABILITY INTELLIGENCE

CVE-2023-39234

CVSS score7.8 HIGH
EPSS probability0.44%
CISA KEVNot currently listed
Published2024-01-08
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

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`.

Weakness classification

  • talos-cna@cisco.com: CWE-129
  • nvd@nist.gov: CWE-129

Primary references