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CVE-2026-82591

CVE-2026-82591 · Open Asset Import Library Assimp MD5Loader.cpp MakeDataUnique heap-based overflow

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

A security vulnerability has been detected in Open Asset Import Library Assimp up to 6.0.2. The impacted element is the function MD5Importer::MakeDataUnique of the file code/AssetLib/MD5/MD5Loader.cpp. The manipulation of the argument iNewIndex leads to heap-based buffer overflow. The attack can only be performed from a local environment. The identifier of the patch is bf9dabb617c46e5133dac65cca6bff177917afcb. Applying a patch is the recommended action to fix this issue.

CVSS 4.8 · Medium · EPSS 0.2%

Published
Updated

Stack: system

Affected products and versions

  • assimp

    Versions
    • 6.0.0: Affected
    • 6.0.1: Affected
    • 6.0.2: 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: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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