Integer Overflow Vulnerabilities in GTKWave 3.3.115's FST fstReaderIterBlocks2 Chain_Table Allocation

CVE-2023-36916 · HIGH Severity

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Multiple integer overflow vulnerabilities exist in the FST fstReaderIterBlocks2 chain_table 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 these vulnerabilities.This vulnerability concerns the allocation of the `chain_table_lengths` array.

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