Multiple out-of-bounds write vulnerabilities exist in the LXT2 parsing functionality of GTKWave 3.3.115. A specially-crafted .lxt2 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 perfomed by the prefix copy loop.

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Advisories
Source ID Title
Debian DLA Debian DLA DLA-3785-1 gtkwave security update
Debian DSA Debian DSA DSA-5653-1 gtkwave security update
EUVD EUVD EUVD-2023-43166 Multiple out-of-bounds write vulnerabilities exist in the LXT2 parsing functionality of GTKWave 3.3.115. A specially-crafted .lxt2 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 perfomed by the prefix copy loop.
Fixes

Solution

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Workaround

No workaround given by the vendor.

History

Tue, 04 Nov 2025 19:30:00 +0000


Tue, 17 Jun 2025 21:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}


cve-icon MITRE

Status: PUBLISHED

Assigner: talos

Published:

Updated: 2025-11-04T18:16:32.359Z

Reserved: 2023-08-02T15:29:27.290Z

Link: CVE-2023-39443

cve-icon Vulnrichment

Updated: 2024-08-02T18:10:20.686Z

cve-icon NVD

Status : Modified

Published: 2024-01-08T15:15:24.897

Modified: 2025-11-04T19:15:54.750

Link: CVE-2023-39443

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses