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CVE-2026-19967

CVE-2026-19967 · Open Asset Import Library Assimp File Compression.cpp decompressBlock heap-based overflow

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

A security flaw has been discovered in Open Asset Import Library Assimp 17c12da. Impacted is the function Assimp::Compression::decompressBlock of the file code/Common/Compression.cpp of the component File Parser. Performing a manipulation results in heap-based buffer overflow. The attack may be initiated remotely. The exploit has been released to the public and may be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.

CVSS 5.3 · Medium · EPSS 0.5%

Published
Updated

Stack: system

Affected products and versions

  • assimp

    Versions
    • 17c12da: 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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