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    CVE-2025-6270

    A vulnerability, which was classified as critical, has been found in HDF5 up to 1.14.6. Affected by this issue is the function H5FS__sect_find_node of the file H5FSsection.c. The manipulation leads to heap-based buffer overflow. It is possible to launch the attack on the local host. The exploit has been disclosed to the public and may be used.

    Published:Jun 19, 2025
    Last Modified:Jan 23, 2026
    EPS:Jun 19, 2025
    EPSS Score:0.00037
    CVSS Score:5.3

    Affected Products

    Vendor
    Hdfgroup
    Product
    Hdf5

    Exploits

    https://github.com/HDFGroup/hdf5/issues/5580https://github.com/user-attachments/files/20626642/reproduce.tar.gzhttps://github.com/HDFGroup/hdf5/issues/5580

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    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