Medium [CVE-2026-19969] Buffer overflow in 3DGS MDL7 model processing
This medium-severity Red Hat Linux advisory covers CVE-2026-19969 affecting Red Hat Enterprise Linux 10, Red Hat Enterprise Linux 9, Red Hat package: qt6-qtquick3d.
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Summary
A security vulnerability has been detected in Open Asset Import Library Assimp 17c12da. The impacted element is the function Assimp::MDLImporter::GenerateOutputMeshes_3DGS_MDL7 of the file code/AssetLib/MDL/MDLLoader.cpp of the component 3DGS MDL7 Model Output Mesh Generator.
The manipulation leads to buffer overflow. Remote exploitation of the attack is possible.
The exploit has been disclosed publicly and may be used. The project was informed of the problem early through an issue report but has not responded yet.
A remote attacker could exploit this to cause a denial of service or potentially disclose sensitive information. Red Hat severity: Moderate — CVSS 5.4 (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L).
Weakness: CWE-120. Affected Red Hat products: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 9.
Red Hat does not currently list a fixing RHSA for this CVE.
Affected products named by the advisory: Red Hat package: qt6-qtquick3d; Red Hat package: qt5-qt3d.
Affected versions
No affected-version range was extracted from the source record. The vendor advisory is authoritative — check it before change work.
Official advisory · medium-confidence parse· fetched 20 days ago·verify at source
Fixed versions
No fixed release is recorded yet. That does not prove no patch exists — confirm against the vendor advisory.
Official advisory · medium-confidence parse· fetched 20 days ago·verify at source
Mitigation
The source record does not include mitigation steps. That is not a statement that no fix exists — read the vendor advisory below for the authoritative guidance.
Official advisory · medium-confidence parse· fetched 20 days ago·verify at source
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