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    CVE-2025-6516

    A vulnerability has been found in HDF5 up to 1.14.6 and classified as critical. This vulnerability affects the function H5F_addr_decode_len of the file /hdf5/src/H5Fint.c. The manipulation leads to heap-based buffer overflow. An attack has to be approached locally. The exploit has been disclosed to the public and may be used.

    Published:Jun 23, 2025
    Last Modified:Jun 26, 2025
    EPS:Jun 23, 2025
    EPSS Score:0.00033
    CVSS Score:5.3

    Affected Products

    Vendor
    Hdfgroup
    Product
    Hdf5

    Exploits

    https://github.com/HDFGroup/hdf5/issues/5581https://github.com/user-attachments/files/20626851/reproduce.tar.gz

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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