Vulnerability Description
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 is in 6.8.4 and later.
Related Weaknesses (CWE)
References
- https://codereview.qt-project.org/c/qt/qtbase/+/635546
- http://www.openwall.com/lists/oss-security/2025/04/24/4
- http://www.openwall.com/lists/oss-security/2025/04/24/5
- http://www.openwall.com/lists/oss-security/2025/04/24/6
- http://www.openwall.com/lists/oss-security/2025/04/25/1
- http://www.openwall.com/lists/oss-security/2025/04/25/2
FAQ
What is CVE-2025-3512?
CVE-2025-3512 is a documented vulnerability. 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 is...
How severe is CVE-2025-3512?
CVSS scoring is not yet available for CVE-2025-3512. Check NVD for updates.
Is there a patch for CVE-2025-3512?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.