CVE-2025-3512

There is a Heap-based Buffer Overflow vulnerability in QTextMarkdownImporter. This requires an incorrectly formatted markdown file to be passed to QTextMarkdownImporter to trigger the overflow.This issue affects Qt from 6.8.0 to 6.8.4. Versions up to 6.6.0 are known to be unaffected, and the fix ...

CVE-2025-3512

CVE-2025-3512 affects Qt’s QTextMarkdownImporter: a Heap-based Buffer Overflow exposed by incorrectly formatted Markdown files. Affected versions are Qt 6.8.0–6.8.4; Qt 6.6.0 and earlier are unaffected. The issue is mitigated by upgrading to 6.8.4 or later, where the fix is implemented. The vulne...