CVE-2021-42521

Katalog CVE

CVSS 7.5 · High EPSS 1,3%

Kerentanan Uncontrolled Resource Consumption pada vtk. Skor CVSS 3.1 7.5 (High) menurut NVD.

Deskripsi (NVD)

There is a NULL pointer dereference vulnerability in VTK before 9.2.5, and it lies in IO/Infovis/vtkXMLTreeReader.cxx. The vendor didn't check the return value of libxml2 API 'xmlDocGetRootElement', and try to dereference it. It is unsafe as the return value can be NULL and that NULL pointer dereference may crash the application.

Rincian

Terbit di NVD

25 Agustus 2022

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

7.5 (High), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-400: Uncontrolled Resource Consumption
CWE-476: NULL Pointer Dereference

EPSS (30 hari)

1,3% peluang dieksploitasi; lebih tinggi dari 69,4% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://gitlab.kitware.com/vtk/vtk/issues/17818 exploit · issue tracking · advisory pihak ketiga
• https://discourse.vtk.org/t/vtk-9-2-5-is-out/10549
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PCTMSAAVP4BW2...