{"document":{"aggregate_severity":{"namespace":"https://www.suse.com/support/security/rating/","text":"important"},"category":"csaf_vex","csaf_version":"2.0","distribution":{"text":"Copyright 2024 SUSE LLC. All rights reserved.","tlp":{"label":"WHITE","url":"https://www.first.org/tlp/"}},"lang":"en","notes":[{"category":"summary","text":"SUSE CVE-2021-42521","title":"Title"},{"category":"description","text":"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.","title":"Description of the CVE"},{"category":"legal_disclaimer","text":"CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).","title":"Terms of use"}],"publisher":{"category":"vendor","contact_details":"https://www.suse.com/support/security/contact/","name":"SUSE Product Security Team","namespace":"https://www.suse.com/"},"references":[{"category":"external","summary":"CVE-2021-42521","url":"https://www.suse.com/security/cve/CVE-2021-42521"},{"category":"external","summary":"SUSE Security Ratings","url":"https://www.suse.com/support/security/rating/"},{"category":"external","summary":"SUSE Bug 1202801 for CVE-2021-42521","url":"https://bugzilla.suse.com/1202801"}],"title":"SUSE CVE CVE-2021-42521","tracking":{"current_release_date":"2025-02-17T05:07:21Z","generator":{"date":"2023-02-15T03:37:11Z","engine":{"name":"cve-database.git:bin/generate-csaf-vex.pl","version":"1"}},"id":"CVE-2021-42521","initial_release_date":"2023-02-15T03:37:11Z","revision_history":[{"date":"2023-02-15T03:37:11Z","number":"2","summary":"Current version"},{"date":"2025-01-01T04:10:00Z","number":"3","summary":"Current version"},{"date":"2025-02-15T04:44:48Z","number":"4","summary":"Current version"},{"date":"2025-02-17T05:07:21Z","number":"5","summary":"Current version"}],"status":"interim","version":"5"}}}