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    CVE-2025-63396

    An issue was discovered in PyTorch v2.5 and v2.7.1. Omission of profiler.stop() can cause torch.profiler.profile (PythonTracer) to crash or hang during finalization, leading to a Denial of Service (DoS).

    Published:Nov 12, 2025
    Last Modified:Jan 2, 2026
    EPS:Nov 12, 2025
    EPSS Score:0.00015
    CVSS Score:3.3

    Affected Products

    Vendor
    Linuxfoundation
    Product
    Pytorch
    Vendor
    Pytorch
    Product
    Pytorch

    Exploits

    https://github.com/pytorch/pytorch/issues/156563

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    Common Vulnerability Scoring System

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