An integer overflow vulnerability exists in the fstReaderIterBlocks2 temp_signal_value_buf allocation functionality of GTKWave 3.3.115. A specially crafted .fst file can lead to arbitrary code execution. A victim would need to open a malicious file to trigger this vulnerability. CREATE(Triage):(User=admin) CVE-2023-36864 (https://nvd.nist.gov/vuln/detail/CVE-2023-36864)