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author | Allan Sandfeld Jensen <allan.jensen@qt.io> | 2019-02-28 11:20:27 +0100 |
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committer | Allan Sandfeld Jensen <allan.jensen@qt.io> | 2019-03-04 09:05:30 +0000 |
commit | 6f152f87dbbd47acc58458d636ce5d1cc181b8fd (patch) | |
tree | 6ddeebfb1078c205cba8a86c315e2e961e1b6b0e /src/svg/qsvgtinydocument.cpp | |
parent | f354d4be9a7a436fb16bd9764a261c930101850c (diff) | |
download | qtsvg-6f152f87dbbd47acc58458d636ce5d1cc181b8fd.tar.gz |
Fix IRI parsing, and use after free
Make the parsing of IRI references tighter, and avoid freeing
styles when inserting a duplicate id.
Fixes: QTBUG-74104
Change-Id: I3a12fcf09ce1c55c135a4209817413ed8af75dec
Reviewed-by: Robert Loehning <robert.loehning@qt.io>
Reviewed-by: Eirik Aavitsland <eirik.aavitsland@qt.io>
Diffstat (limited to 'src/svg/qsvgtinydocument.cpp')
-rw-r--r-- | src/svg/qsvgtinydocument.cpp | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/svg/qsvgtinydocument.cpp b/src/svg/qsvgtinydocument.cpp index 813395f..da464cc 100644 --- a/src/svg/qsvgtinydocument.cpp +++ b/src/svg/qsvgtinydocument.cpp @@ -363,7 +363,10 @@ QSvgNode *QSvgTinyDocument::namedNode(const QString &id) const void QSvgTinyDocument::addNamedStyle(const QString &id, QSvgFillStyleProperty *style) { - m_namedStyles.insert(id, style); + if (!m_namedStyles.contains(id)) + m_namedStyles.insert(id, style); + else + qCWarning(lcSvgHandler) << "Duplicate unique style id:" << id; } QSvgFillStyleProperty *QSvgTinyDocument::namedStyle(const QString &id) const |