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Fixed

LIN1022-6146 : Security Advisory - gtkwave - CVE-2023-35956

Created: Jan 8, 2024 Updated: Jul 27, 2025

Resolved Date: Jul 27, 2025

Found In Version: 10.22.33.1

Severity: Standard

Applicable for: Wind River Linux LTS 22

Component/s: Userspace

Description

Multiple heap-based buffer overflow vulnerabilities exist in the fstReaderIterBlocks2 VCDATA 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 decompression function `fastlz_decompress`.

CREATE(Triage):(User=admin) CVE-2023-35956 (https://nvd.nist.gov/vuln/detail/CVE-2023-35956)