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| author | Robert Loehning <robert.loehning@qt.io> | 2020-09-24 17:33:06 +0200 |
|---|---|---|
| committer | Qt Cherry-pick Bot <cherrypick_bot@qt-project.org> | 2020-09-25 21:54:18 +0000 |
| commit | 5c370569e5a7043300393a44181eeea2a93b7d04 (patch) | |
| tree | d4c1743bb9fc2873fe5dd9e90cff3a8c47948906 | |
| parent | 504cdf2f472a01e10ede0a9249496eb858760c8d (diff) | |
Avoid heap-buffer-overflow
[ChangeLog][QOutlineMapper] Avoid heap-buffer-overflow
Fixes: oss-fuzz-24615
Change-Id: Ia67e1fb830850d04f068d8b5c009687f3deff156
Reviewed-by: Allan Sandfeld Jensen <allan.jensen@qt.io>
(cherry picked from commit 74146e0102d367c5e7a3567ad6bf8a46548d55de)
Reviewed-by: Qt Cherry-pick Bot <cherrypick_bot@qt-project.org>
| -rw-r--r-- | src/gui/painting/qoutlinemapper.cpp | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/src/gui/painting/qoutlinemapper.cpp b/src/gui/painting/qoutlinemapper.cpp index b2d02182c3..736900207c 100644 --- a/src/gui/painting/qoutlinemapper.cpp +++ b/src/gui/painting/qoutlinemapper.cpp @@ -77,6 +77,8 @@ void QOutlineMapper::curveTo(const QPointF &cp1, const QPointF &cp2, const QPoin printf("QOutlineMapper::curveTo() (%f, %f)\n", ep.x(), ep.y()); #endif + if (!m_elements.size()) + return; QBezier bezier = QBezier::fromPoints(m_elements.last(), cp1, cp2, ep); bool outsideClip = false; |