CVE-2023-38653

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    CVE-2023-38653

    Published: 8 Jan 2024Last Modified: 14 Mar 2026

    Summary:

    Details: Multiple integer overflow vulnerabilities exist in the VZT vzt_rd_block_vch_decode dict parsing functionality of GTKWave 3.3.115. A specially crafted .vzt file can lead to memory corruption. A victim would need to open a malicious file to trigger these vulnerabilities.This vulnerability concerns the integer overflow when num_time_ticks is zero.

    References: https://lists.debian.org/debian-lts-announce/2024/04/msg00007.html, https://www.talosintelligence.com/vulnerability_reports/TALOS-2023-1815, https://talosintelligence.com/vulnerability_reports/TALOS-2023-1815

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: N/A

    Events:

    Introduced- None
    Fixed -None

    Affected versions

    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
    CVE-2023-38653 | CVE-DB