An integer overflow vulnerability exists in the FST fstReaderIterBlocks2 vesc allocation functionality of GTKWave 3.3.115, when compiled as a 32-bit binary. A specially crafted .fst file can lead to memory corruption. A victim would need to open a malicious file to trigger this vulnerability. CREATE(Triage):(User=admin) CVE-2023-35992 (https://nvd.nist.gov/vuln/detail/CVE-2023-35992)