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 string copy loop.

References

• https://nvd.nist.gov/vuln/detail/CVE-2023-39444
• https://talosintelligence.com/vulnerability_reports/TALOS-2023-1826
• https://lists.debian.org/debian-lts-announce/2024/04/msg00007.html