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-rw-r--r--meta/recipes-qt/qt4/qt4-4.8.6/0036-Fixes-crash-in-gif-image-decoder.patch39
1 files changed, 39 insertions, 0 deletions
diff --git a/meta/recipes-qt/qt4/qt4-4.8.6/0036-Fixes-crash-in-gif-image-decoder.patch b/meta/recipes-qt/qt4/qt4-4.8.6/0036-Fixes-crash-in-gif-image-decoder.patch
new file mode 100644
index 0000000..c1baf0e
--- /dev/null
+++ b/meta/recipes-qt/qt4/qt4-4.8.6/0036-Fixes-crash-in-gif-image-decoder.patch
@@ -0,0 +1,39 @@
+Upstream-Status: Backport
+
+Backport patch to fix CVE-2015-1860
+
+http://code.qt.io/cgit/qt/qt.git/commit/?id=9f2425a
+
+Signed-off-by: Kai Kang <kai.kang@windriver.com>
+---
+From a1cf194c54be57d6ab55dfd26b9562a60532208e Mon Sep 17 00:00:00 2001
+From: Eirik Aavitsland <eirik.aavitsland@theqtcompany.com>
+Date: Wed, 11 Mar 2015 09:00:41 +0100
+Subject: [PATCH] Fixes crash in gif image decoder
+
+Fuzzing test revealed that for certain malformed gif files,
+qgifhandler would segfault.
+
+Change-Id: I5bb6f60e1c61849e0d8c735edc3869945e5331c1
+(cherry picked from qtbase/ea2c5417fcd374302f5019e67f72af5facbd29f6)
+Reviewed-by: Richard J. Moore <rich@kde.org>
+---
+ src/gui/image/qgifhandler.cpp | 2 ++
+ 1 file changed, 2 insertions(+)
+
+diff --git a/src/gui/image/qgifhandler.cpp b/src/gui/image/qgifhandler.cpp
+index 5199dd3..49aa2a6 100644
+--- a/src/gui/image/qgifhandler.cpp
++++ b/src/gui/image/qgifhandler.cpp
+@@ -944,6 +944,8 @@ void QGIFFormat::fillRect(QImage *image, int col, int row, int w, int h, QRgb co
+
+ void QGIFFormat::nextY(unsigned char *bits, int bpl)
+ {
++ if (out_of_bounds)
++ return;
+ int my;
+ switch (interlace) {
+ case 0: // Non-interlaced
+--
+2.4.1
+
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