Bug#1119821: vtk9: CVE-2025-57106

[Salvatore Bonaccorso]

Source: vtk9
Version: 9.5.2+dfsg2-4
Severity: important
Tags: security upstream
Forwarded: https://gitlab.kitware.com/vtk/vtk/-/issues/19733 https://gitlab.kitware.com/vtk/vtk/-/issues/19734
X-Debbugs-Cc: carnil at debian.org, Debian Security Team <team at security.debian.org>

Hi,

The following vulnerability was published for vtk9.

CVE-2025-57106[0]:
| Kitware VTK (Visualization Toolkit) up to 9.5.0 is vulnerable to
| Buffer Overflow in vtkGLTFDocumentLoader. The vulnerability occurs
| in the BufferDataExtractionWorker template function when processing
| GLTF accessor data.


If you fix the vulnerability please also make sure to include the
CVE (Common Vulnerabilities & Exposures) id in your changelog entry.

For further information see:

[0] https://security-tracker.debian.org/tracker/CVE-2025-57106
    https://www.cve.org/CVERecord?id=CVE-2025-57106
[1] https://gitlab.kitware.com/vtk/vtk/-/issues/19733
[2] https://gitlab.kitware.com/vtk/vtk/-/issues/19734

Please adjust the affected versions in the BTS as needed.

Regards,
Salvatore