An issue on Windows with the GDI font engine has been reported and has been assigned the CVE id CVE-2023-43114.
When corrupt font data is passed to the GDI font engine via QFontDatabase::addApplicationFont[FromData] then it can trigger a crash in the application. Solution: As a workaround, validate that the font is safe to use beforehand. Or apply the following patch or update to Qt 5.15.16, Qt 6.2.10, Qt 6.5.3, Qt 6.6.0 Patches: dev: https://codereview.qt-project.org/c/qt/qtbase/+/503026 6.5: https://download.qt.io/official_releases/qt/6.5/CVE-2023-43114-6.5.diff 6.2: https://download.qt.io/official_releases/qt/6.2/CVE-2023-43114-6.2.diff 5.15: https://download.qt.io/official_releases/qt/5.15/CVE-2023-43114-5.15.diff An issue in the libwebp library has been recently reported and assigned the CVE id CVE-2023-4863. When a malicious WebP image is passed to the library then it can cause a buffer overflow. Solution: As a workaround, update the WebP library manually to 1.3.2 and rebuild the imageformat plugin. Alternatively, apply the corresponding patch or update to Qt 5.15.16, Qt 6.2.10, Qt 6.5.3, Qt 6.6.0 Patches: dev: https://codereview.qt-project.org/c/qt/qtimageformats/+/504175 6.5: https://download.qt.io/official_releases/qt/6.5/CVE-2023-4863-6.5.diff 6.2: https://download.qt.io/official_releases/qt/6.2/CVE-2023-4863-6.2.diff 5.15: https://download.qt.io/official_releases/qt/5.15/CVE-2023-4863-5.15.diff Kind regards, Andy -- Andy Shaw Director, Technical Customer Success The Qt Company _______________________________________________ Announce mailing list annou...@qt-project.org https://lists.qt-project.org/listinfo/announce -- Development mailing list Development@qt-project.org https://lists.qt-project.org/listinfo/development
