CVE-2026-112018
CVE-2026-112018 · cgltf through 1.15 Heap Out-of-Bounds Write via cgltf_accessor_unpack_floats()
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cgltf through 1.15 contains a heap out-of-bounds write vulnerability in cgltf_accessor_unpack_floats() that allows attackers to write outside the output buffer via unchecked sparse accessor indices. Attackers can supply a crafted glTF or GLB file with large sparse indices to corrupt heap memory, crash applications, and potentially execute code when cgltf_validate() is not called.
CVSS 7.3 · Hoch · EPSS 0,2%
- Veröffentlicht
- Aktualisiert
Betroffene Produkte und Versionen
cgltf
- Softwareversionen
- ≥ 0, ≤ 1.15: Betroffen (custom)
Keine Korrektur veröffentlicht
Originalquellen
- https://hackmd.io/@haindpwn/cgltf-accessor-unpack-floats-sparse-oob
- https://github.com/jkuhlmann/cgltf/blob/360db1a95480fe102ae9c69b27c5d101167ff5ba/cgltf.h#L2436-L2441
- https://github.com/jkuhlmann/cgltf
- https://www.vulncheck.com/advisories/cgltf-through-1.15-heap-out-of-bounds-write-via-cgltf-accessor-unpack-floats
- https://hackmd.io/@haindpwn/cve-2026-112018-112019-cgltf-accessor-unpack-floats-sparse-oob
- https://nvd.nist.gov/vuln/detail/CVE-2026-112018