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    CVE-2023-37442

    Multiple out-of-bounds read vulnerabilities exist in the VCD var definition section functionality of GTKWave 3.3.115. A specially crafted .vcd file can lead to arbitrary code execution. A victim would need to open a malicious file to trigger these vulnerabilities.This vulnerability concerns the out-of-bounds read when triggered via the GUI's default VCD parsing code.

    Published:Jan 8, 2024
    Last Modified:Nov 4, 2025
    EPS:Jan 8, 2024
    EPSS Score:0.00099
    CVSS Score:7.8

    Affected Products

    Vendor
    Tonybybell
    Product
    Gtkwave

    Exploits

    https://talosintelligence.com/vulnerability_reports/TALOS-2023-1805https://talosintelligence.com/vulnerability_reports/TALOS-2023-1805

    Related CVEs

    CVE-2023-32650 (CVSS 7) — An integer overflow vulnerability exists in the FST_BL_GEOM parsing maxhandle functionality of GTKWave 3.3.115…
    CVE-2023-35704 (CVSS 7.8) — Multiple stack-based buffer overflow vulnerabilities exist in the FST LEB128 varint functionality of GTKWave 3…
    CVE-2023-35703 (CVSS 7.8) — Multiple stack-based buffer overflow vulnerabilities exist in the FST LEB128 varint functionality of GTKWave 3…
    CVE-2023-35702 (CVSS 7.8) — Multiple stack-based buffer overflow vulnerabilities exist in the FST LEB128 varint functionality of GTKWave 3…
    CVE-2023-35958 (CVSS 7.8) — Multiple heap-based buffer overflow vulnerabilities exist in the fstReaderIterBlocks2 VCDATA parsing functiona…
    CVE-2023-35957 (CVSS 7.8) — Multiple heap-based buffer overflow vulnerabilities exist in the fstReaderIterBlocks2 VCDATA parsing functiona…
    CVE-2023-35956 (CVSS 7.8) — Multiple heap-based buffer overflow vulnerabilities exist in the fstReaderIterBlocks2 VCDATA parsing functiona…
    CVE-2023-35955 (CVSS 7.8) — Multiple heap-based buffer overflow vulnerabilities exist in the fstReaderIterBlocks2 VCDATA parsing functiona…
    CVE-2023-35964 (CVSS 7.8) — Multiple OS command injection vulnerabilities exist in the decompression functionality of GTKWave 3.3.115. A s…
    CVE-2023-35963 (CVSS 7.8) — Multiple OS command injection vulnerabilities exist in the decompression functionality of GTKWave 3.3.115. A s…

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High