CVE-2023-35969 Information

Description

Multiple heap-based buffer overflow vulnerabilities exist in the fstReaderIterBlocks2 chain_table parsing 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 chain_table of FST_BL_VCDATA and FST_BL_VCDATA_DYN_ALIAS section types.

Reference

https://talosintelligence.com/vulnerability_reports/TALOS-2023-1789