Detections
Analytics

SCA: security update for vtk (GHSA-xfhg-9pjg-xg7g)

high Tenable Self-Hosted Container Security Plugin ID 420453

Description

There are packages installed that are affected by a vulnerability referenced in the following CVE:

 - 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. (CVE-2021-42521)

See Also

https://github.com/advisories/GHSA-xfhg-9pjg-xg7g

Plugin Details

Severity: High

ID: 420453

Version: Revision 1.5

Type: Local

Family: SCA Checks

Published: 1/23/2025

Updated: 7/2/2026

Supported Sensors: Tenable Cloud Security, Tenable Self-Hosted Container Security

Risk Information

VPR

Risk Factor: Low

Score: 3

Percentile: 23.18

Vendor

Vendor Severity: High

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 6.1

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C

CVSS Score Source: CVE-2021-42521

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.7

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

CVSS v4

Risk Factor: High

Base Score: 8.7

Threat Score: 7.7

Threat Vector: CVSS:4.0/E:P

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

Vulnerability Information

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 8/26/2022

Vulnerability Publication Date: 8/25/2022

Reference Information

CVE: CVE-2021-42521