Open Asset Import Library Assimp 3DGS MDL7 Bone Transformation Key MDLLoader.cpp ParseBoneTrafoKeys_3DGS_MDL7 buffer overflow
Published Aug 17, 2026 · Updated Nov 3, 2026
Original summary
Normalized public record · Updated Nov 3, 2026
Open Asset Import Library Assimp 3DGS MDL7 Bone Transformation Key MDLLoader.cpp ParseBoneTrafoKeys_3DGS_MDL7 buffer overflow
Publisher and source text is retained separately from QFinch interpretation.
QFinch assessment
A security vulnerability has been detected in Open Asset Import Library Assimp Assimp 17c12da. The affected element is the function Assimp::MDLImporter::ParseBoneTrafoKeys_3DGS_MDL7 of the file code/AssetLib/MDL/MDLLoader.cpp of the component 3DGS MDL7 Bone Transformation Key Parser. The manipulation of the argument transmatrix_count/pcBoneTransforms leads to buffer overflow. It is possible to initiate the attack remotely. The exploit has been disclosed publicly and may be used. The identifier of the patch is 50d767984e78d51b53e2020fdf0967fd624bc377. It is recommended to apply a patch to fix this issue.
Evidence: public source recordsAffected products
| Affected package, product or range | Fix status |
|---|---|
| Consult the referenced vendor advisory for affected versions. | Consult source advisory |
Matching a version is only one part of assessing exposure. QFinch has not assessed your environment on this public page.
Remediation
Apply the vendor-supported fixed release or mitigation, then verify the affected component is no longer reachable.
- Confirm the affected product and reachable code path exist in your environment.
- Apply the vendor-supported patch or mitigation from the primary advisory.
- Rescan the exact deployed revision and retain verification evidence.
Evidence coverage
- SSVC priority
- LOW
- Confidence
- Not available
- Aliases
- None reported
Scores appear only when corresponding evidence exists. Missing data is never interpreted as zero risk.
Sources and record history
- VDB-391200 | Open Asset Import Library Assimp 3DGS MDL7 Bone Transformation Key MDLLoader.cpp ParseBoneTrafoKeys_3DGS_MDL7 buffer overflow ↗
- VDB-391200 | CTI Indicators (IOB, IOC, IOA) ↗
- CVE-2026-19999 | CVE Analysis and Report ↗
- Submit #873132 | Assimp commit 17c12da Heap-based Buffer Overflow ↗
- Source repository ↗
- Source repository ↗
- Source repository ↗
- Patch commit ↗
Record history
Published Aug 17, 2026 · Last refreshed Nov 3, 2026