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CVE-2025-2309

CVE-2025-2309 · HDF5 Type Conversion Logic H5T__bit_copy heap-based overflow

This page contains facts from public vulnerability sources. Check the original advisory before updating.

A vulnerability has been found in HDF5 1.14.6 and classified as critical. This vulnerability affects the function H5T__bit_copy of the component Type Conversion Logic. The manipulation leads to heap-based buffer overflow. Local access is required to approach this attack. The exploit has been disclosed to the public and may be used. The vendor plans to fix this issue in an upcoming release.

CVSS 4.8 · Medium · EPSS 0.4%

Published
Updated

Stack: system

Affected products and versions

  • hdf5

    Versions
    • 1.14.6: Affected

    No fix published

  • hdf5 Debian:12

    Versions
    • 1.10.10+repack-1
    • 1.10.10+repack-2
    • 1.10.10+repack-3
    • 1.10.10+repack-3.1
    • 1.10.10+repack-3.2
    • 1.10.10+repack-3.2+ports
    • 1.10.10+repack-3.3
    • 1.10.10+repack-4
    • 1.10.10+repack-5
    • 1.10.8+repack1-1
    • 1.12.0+repack-1~exp1
    • 1.12.0+repack-1~exp2
    • 1.12.2+repack-1~exp1
    • 1.14.3+repack-1~exp1
    • 1.14.3+repack1-1~exp2
    • 1.14.3+repack1-1~exp3
    • 1.14.4.3+repack-1~exp1
    • 1.14.4.3+repack-1~exp2
    • 1.14.4.3+repack-1~exp3
    • 1.14.5+repack-1
    • 1.14.5+repack-1~exp1
    • 1.14.5+repack-1~exp2
    • 1.14.5+repack-1~exp3
    • 1.14.5+repack-1~exp4
    • 1.14.5+repack-1~exp5
    • 1.14.5+repack-1~exp6
    • 1.14.5+repack-2
    • 1.14.5+repack-3
    • 1.14.5+repack-3.1
    • 1.14.5+repack-3~exp1
    • 1.14.5+repack-3~exp2
    • 1.14.5+repack-3~exp3
    • 1.14.5+repack-3~exp4
    • 1.14.5+repack-4
    • 1.14.5+repack-4~exp1
    • 1.14.5+repack-4~exp2
    • 1.14.5+repack-5~exp2
    • 1.14.5+repack-5~exp3
    • 1.14.6+repack-1
    • 1.14.6+repack-1~exp1
    • 1.14.6+repack-1~exp10
    • 1.14.6+repack-1~exp11
    • 1.14.6+repack-1~exp12
    • 1.14.6+repack-1~exp13
    • 1.14.6+repack-1~exp14
    • 1.14.6+repack-1~exp15
    • 1.14.6+repack-1~exp16
    • 1.14.6+repack-1~exp17
    • 1.14.6+repack-1~exp18
    • 1.14.6+repack-1~exp19
    • 1.14.6+repack-1~exp2
    • 1.14.6+repack-1~exp20
    • 1.14.6+repack-1~exp21
    • 1.14.6+repack-1~exp3
    • 1.14.6+repack-1~exp4
    • 1.14.6+repack-1~exp5
    • 1.14.6+repack-1~exp6
    • 1.14.6+repack-1~exp7
    • 1.14.6+repack-1~exp8
    • 1.14.6+repack-1~exp9
    • 1.14.6+repack-2
    • 1.14.6+repack-3~exp1
    • 2.1.0+repack-1
    • 2.1.0+repack-1~exp10
    • 2.1.0+repack-1~exp11
    • 2.1.0+repack-1~exp3
    • 2.1.0+repack-1~exp4
    • 2.1.0+repack-1~exp5
    • 2.1.0+repack-1~exp6
    • 2.1.0+repack-1~exp7
    • 2.1.0+repack-1~exp8
    • 2.1.0+repack-1~exp9
    • 2.2.0+repack-1
    • 2.2.0+repack-2
    • 2.2.0+repack-3
    • 2.2.0+repack-4
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • hdf5 Debian:13

    Versions
    • 1.14.5+repack-3
    • 1.14.5+repack-3.1
    • 1.14.5+repack-4
    • 1.14.5+repack-4~exp1
    • 1.14.5+repack-4~exp2
    • 1.14.5+repack-5~exp2
    • 1.14.5+repack-5~exp3
    • 1.14.6+repack-1
    • 1.14.6+repack-1~exp1
    • 1.14.6+repack-1~exp10
    • 1.14.6+repack-1~exp11
    • 1.14.6+repack-1~exp12
    • 1.14.6+repack-1~exp13
    • 1.14.6+repack-1~exp14
    • 1.14.6+repack-1~exp15
    • 1.14.6+repack-1~exp16
    • 1.14.6+repack-1~exp17
    • 1.14.6+repack-1~exp18
    • 1.14.6+repack-1~exp19
    • 1.14.6+repack-1~exp2
    • 1.14.6+repack-1~exp20
    • 1.14.6+repack-1~exp21
    • 1.14.6+repack-1~exp3
    • 1.14.6+repack-1~exp4
    • 1.14.6+repack-1~exp5
    • 1.14.6+repack-1~exp6
    • 1.14.6+repack-1~exp7
    • 1.14.6+repack-1~exp8
    • 1.14.6+repack-1~exp9
    • 1.14.6+repack-2
    • 1.14.6+repack-3~exp1
    • 2.1.0+repack-1
    • 2.1.0+repack-1~exp10
    • 2.1.0+repack-1~exp11
    • 2.1.0+repack-1~exp3
    • 2.1.0+repack-1~exp4
    • 2.1.0+repack-1~exp5
    • 2.1.0+repack-1~exp6
    • 2.1.0+repack-1~exp7
    • 2.1.0+repack-1~exp8
    • 2.1.0+repack-1~exp9
    • 2.2.0+repack-1
    • 2.2.0+repack-2
    • 2.2.0+repack-3
    • 2.2.0+repack-4
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • hdf5 Debian:14

    Versions
    • 1.14.5+repack-3
    • 1.14.5+repack-3.1
    • 1.14.5+repack-4
    • 1.14.5+repack-4~exp1
    • 1.14.5+repack-4~exp2
    • 1.14.5+repack-5~exp2
    • 1.14.5+repack-5~exp3
    • 1.14.6+repack-1
    • 1.14.6+repack-1~exp1
    • 1.14.6+repack-1~exp10
    • 1.14.6+repack-1~exp11
    • 1.14.6+repack-1~exp12
    • 1.14.6+repack-1~exp13
    • 1.14.6+repack-1~exp14
    • 1.14.6+repack-1~exp15
    • 1.14.6+repack-1~exp16
    • 1.14.6+repack-1~exp17
    • 1.14.6+repack-1~exp18
    • 1.14.6+repack-1~exp19
    • 1.14.6+repack-1~exp2
    • 1.14.6+repack-1~exp20
    • 1.14.6+repack-1~exp21
    • 1.14.6+repack-1~exp3
    • 1.14.6+repack-1~exp4
    • 1.14.6+repack-1~exp5
    • 1.14.6+repack-1~exp6
    • 1.14.6+repack-1~exp7
    • 1.14.6+repack-1~exp8
    • 1.14.6+repack-1~exp9
    • 1.14.6+repack-2
    • 1.14.6+repack-3~exp1
    • 2.1.0+repack-1
    • 2.1.0+repack-1~exp10
    • 2.1.0+repack-1~exp11
    • 2.1.0+repack-1~exp3
    • 2.1.0+repack-1~exp4
    • 2.1.0+repack-1~exp5
    • 2.1.0+repack-1~exp6
    • 2.1.0+repack-1~exp7
    • 2.1.0+repack-1~exp8
    • 2.1.0+repack-1~exp9
    • 2.2.0+repack-1
    • 2.2.0+repack-2
    • 2.2.0+repack-3
    • 2.2.0+repack-4
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • hdf5 Ubuntu:Pro:14.04:LTS

    Versions
    • 1.8.11-3ubuntu1
    • 1.8.11-5ubuntu1
    • 1.8.11-5ubuntu2
    • 1.8.11-5ubuntu6
    • 1.8.11-5ubuntu7
    • 1.8.11-5ubuntu7.1
    • 1.8.11-5ubuntu7.1+esm1
    • 1.8.11-5ubuntu7.1+esm2
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • hdf5 Ubuntu:Pro:16.04:LTS

    Versions
    • 1.8.15-patch1+docs-4
    • 1.8.15-patch1+docs-5
    • 1.8.16+docs-1
    • 1.8.16+docs-2
    • 1.8.16+docs-3
    • 1.8.16+docs-3ubuntu1
    • 1.8.16+docs-4
    • 1.8.16+docs-4ubuntu1
    • 1.8.16+docs-4ubuntu1.1
    • 1.8.16+docs-4ubuntu1.1+esm1
    • 1.8.16+docs-4ubuntu1.1+esm2
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • hdf5 Ubuntu:Pro:18.04:LTS

    Versions
    • 1.10.0-patch1+docs-4
    • 1.10.0-patch1+docs-4ubuntu0.1~esm1
    • 1.10.0-patch1+docs-4ubuntu0.1~esm2
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • hdf5 Ubuntu:Pro:20.04:LTS

    Versions
    • 1.10.4+repack-10
    • 1.10.4+repack-11
    • 1.10.4+repack-11ubuntu1
    • 1.10.4+repack-11ubuntu1+esm1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • hdf5 Ubuntu:22.04:LTS

    Versions
    • 1.10.6+repack-5
    • 1.10.7+repack-4ubuntu1
    • 1.10.7+repack-4ubuntu2
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • hdf5 Ubuntu:24.04:LTS

    Versions
    • 1.10.8+repack1-1ubuntu1
    • 1.10.10+repack-3ubuntu1
    • 1.10.10+repack-3.1ubuntu3
    • 1.10.10+repack-3.1ubuntu4
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • hdf5 Ubuntu:25.10

    Versions
    • 1.14.5+repack-3
    • 1.14.5+repack-3build1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • hdf5 Ubuntu:26.10

    Versions
    • 1.14.6+repack-2
    • 2.2.0+repack-4
    • 2.2.0+repack-5
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • hdf5 Ubuntu:26.04:LTS

    Versions
    • 1.14.5+repack-3build1
    • 1.14.5+repack-4
    • 1.14.6+repack-2
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

Original sources

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