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CVE-2025-6120

CVE-2025-6120 · Open Asset Import Library Assimp HL1MDLLoader.cpp read_meshes heap-based overflow

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

A vulnerability classified as critical was found in Open Asset Import Library Assimp up to 5.4.3. Affected by this vulnerability is the function read_meshes in the library assimp/code/AssetLib/MDL/HalfLife/HL1MDLLoader.cpp. 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. The project decided to collect all Fuzzer bugs in a main-issue to address them in the future.

CVSS 4.8 · Medium · EPSS 0.3%

Published
Updated

Stack: system

Affected products and versions

  • assimp

    Versions
    • 5.4.0: Affected
    • 5.4.1: Affected
    • 5.4.2: Affected
    • 5.4.3: Affected

    No fix published

  • assimp Debian:12

    Versions
    • 5.2.5~ds0-1
    • 5.2.5~ds0-1.1
    • 5.3.1+ds-1
    • 5.3.1+ds-2
    • 5.4.0+ds-1
    • 5.4.1+ds-1
    • 5.4.2+ds-1
    • 5.4.3+ds-2
    • 5.4.3+ds-3
    • 6.0.2+ds-1
    • 6.0.3+ds-1
    • 6.0.4+ds-1
    • 6.0.4+ds-3
    • 6.0.5+ds-1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • assimp Debian:13

    Versions
    • 5.4.3+ds-2
    • 5.4.3+ds-3
    • 6.0.2+ds-1
    • 6.0.3+ds-1
    • 6.0.4+ds-1
    • 6.0.4+ds-3
    • 6.0.5+ds-1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • assimp Debian:14

    Versions
    • 5.4.3+ds-2
    • 5.4.3+ds-3
    • 6.0.2+ds-1
    • 6.0.3+ds-1
    • 6.0.4+ds-1
    • 6.0.4+ds-3
    • 6.0.5+ds-1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • assimp Ubuntu:16.04:LTS

    Versions
    • 3.0~dfsg-4ubuntu4
    • 3.1.1~dfsg-5
    • 3.2~dfsg-1
    • 3.2~dfsg-2
    • 3.2~dfsg-3
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • assimp Ubuntu:18.04:LTS

    Versions
    • 3.3.1~dfsg-5
    • 3.3.1~dfsg-5ubuntu1
    • 3.3.1~dfsg-5+build1
    • 4.0.1~dfsg-1~exp2
    • 4.0.1~dfsg-1
    • 4.1.0~dfsg-1
    • 4.1.0~dfsg-2
    • 4.1.0~dfsg-3
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • assimp Ubuntu:20.04:LTS

    Versions
    • 4.1.0~dfsg-5
    • 4.1.0~dfsg-5ubuntu1
    • 5.0.1~ds0-1build1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • assimp Ubuntu:22.04:LTS

    Versions
    • 5.0.1~ds0-2
    • 5.0.1~ds0-3ubuntu1
    • 5.1.4~ds0-1
    • 5.1.5~ds0-1
    • 5.1.6~ds0-1
    • 5.2.0~ds0-2
    • 5.2.1~ds0-1
    • 5.2.2~ds0-1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • assimp Ubuntu:24.04:LTS

    Versions
    • 5.2.5~ds0-1.1build1
    • 5.3.1+ds-1
    • 5.3.1+ds-2
    • 5.3.1+ds-2build1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • assimp Ubuntu:25.10

    Versions
    • 5.4.3+ds-2
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • assimp Ubuntu:26.10

    Versions
    • 6.0.4+ds-1build1
    • 6.0.5+ds-1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • assimp Ubuntu:26.04:LTS

    Versions
    • 5.4.3+ds-2
    • 6.0.2+ds-1
    • 6.0.3+ds-1
    • 6.0.4+ds-1
    • 6.0.4+ds-1build1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

Original sources

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