SB2025100612 - Multiple vulnerabilities in Qt
Published: October 6, 2025
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 2 secuirty vulnerabilities.
1) Uncontrolled recursion (CVE-ID: CVE-2025-10728)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to uncontrolled recursion when parsing .SVG images with "
2) Use-after-free (CVE-ID: CVE-2025-10729)
The vulnerability allows a remote attacker to potentially execute arbitrary code.
The vulnerability exists due to a use-after-free error when parsing .SVG images with "<pattern>" element. A remote attacker can pass a specially crafted .SVG file to the application and perform a denial of service attack or potentially execute arbitrary code.
Remediation
Install update from vendor's website.
References
- https://www.qt.io/blog/security-advisory-uncontrolled-recursion-and-use-after-free-vulnerabilities-in-qt-svg-module-impact-qt
- https://codereview.qt-project.org/c/qt/qtsvg/+/654200
- https://codereview.qt-project.org/c/qt/qtsvg/+/670894
- https://codereview.qt-project.org/c/qt/tqtc-qtsvg/+/671537
- https://codereview.qt-project.org/c/qt/qtsvg/+/675562
- https://codereview.qt-project.org/c/qt/qtsvg/+/676501
- https://codereview.qt-project.org/c/qt/tqtc-qtsvg/+/676621