Security Advisory

CVE-2023-35969

CVE vulnerability detail — eXtreme Datacenter Security Operations

Published 2024-01-08 14:47:57

Last updated 2025-11-04 18:15:03

Assigner talos

State PUBLISHED

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.

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