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CVE-2026-71266

CVE-2026-71266 · tinyobjloader-c Stack Buffer Overflow in MTL Material File Line Parsing

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

tinyobjloader-c's tinyobj_parse_and_index_mtl_file (tinyobj_loader_c.h) reads each line of a .mtl material file into a fixed 4096-byte stack buffer via memcpy(linebuf, p, p_len), guarded only by . The identical vulnerable pattern is duplicated in a second function in the same file.

CVSS 7.8 · High · EPSS 0.2%

Published
Updated

Stack: system

Affected products and versions

  • tinyobjloader-c

    Versions
    • ≥ 0: Affected (custom)

    No fix published

  • goxel Ubuntu:18.04:LTS

    Versions
    • 0.7.1-2
    • 0.7.2-1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • goxel Ubuntu:20.04:LTS

    Versions
    • 0.8.1-1
    • 0.8.1-1build1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • goxel Ubuntu:22.04:LTS

    Versions
    • 0.10.6-3
    • 0.10.8-1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • goxel Ubuntu:24.04:LTS

    Versions
    • 0.11.0-1.1
    • 0.11.0-1.1build2
    • 0.11.0-1.1build3
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • goxel Ubuntu:26.10

    Versions
    • 0.11.0-1.1build4
    • 0.15.1-1ubuntu1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • raylib Ubuntu:26.10

    Versions
    • 6.0+ds-1
    • 6.0+ds-2
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • goxel Ubuntu:26.04:LTS

    Versions
    • 0.11.0-1.1build3
    • 0.11.0-1.1build4
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

Original sources

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