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8.8
qt5-qtwebengine and qt6-qtwebengine may crash after video use
published 4 days ago
Summary
The Qt WebEngine components used in some applications can be tricked into using memory that has already been released when handling media capture, such as webcam or microphone input. This can cause the application to stop working or become unstable. Update to the latest versions of the affected Qt packages or apply any patches provided by the vendor.
What to do
- Update cleanstart qt5-qtwebengine to version 5.15.16-r2.
- Update cleanstart qt6-qtwebengine to version 6.6.1-r2.
Affected software
| Ecosystem | Vendor | Product | Affected versions |
|---|---|---|---|
| CleanStart | cleanstart | qt5-qtwebengine |
< 5.15.16-r2 Fix: upgrade to 5.15.16-r2
|
| CleanStart | cleanstart | qt6-qtwebengine |
< 6.6.1-r2 Fix: upgrade to 6.6.1-r2
|
Original advisory text
Use after free in Media Capture in Google Chrome prior to 120
CVE-2023-6510 affects multiple packages. Use after free in Media Capture in Google Chrome prior to 120. See references for individual vulnerability details.
Internet-facing
14 days
Internal
At next upgrade
- Not known to be exploited
- Needs hands-on effort to exploit (estimated)
- Gives an attacker full control (estimated)
Timeline
Published31 Oct 2026
Updated31 Oct 2026
First seen31 Oct 2026
Sources
CLEANSTART-2024-LU16696 · OSV
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