splash/Splash.cc | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
New commits:
commit e7f59e39a0aca2a8a363fc0edcf25fb5aaada7a5
Author: Albert Astals Cid <aa...@kde.org>
Date: Tue May 22 18:22:29 2018 +0200
Splash::scaleMaskYuXu: Fix crash on malformed files
fixes oss-fuzz/8435
fixes oss-fuzz/8441
diff --git a/splash/Splash.cc b/splash/Splash.cc
index ca5c99d0..fc92bc18 100644
--- a/splash/Splash.cc
+++ b/splash/Splash.cc
@@ -11,7 +11,7 @@
// All changes made under the Poppler project to this file are licensed
// under GPL version 2 or later
//
-// Copyright (C) 2005-2017 Albert Astals Cid <aa...@kde.org>
+// Copyright (C) 2005-2018 Albert Astals Cid <aa...@kde.org>
// Copyright (C) 2005 Marco Pesenti Gritti <m...@redhat.com>
// Copyright (C) 2010-2016 Thomas Freitag <thomas.frei...@alfa.de>
// Copyright (C) 2010 Christian Feuersänger <cfeuersaen...@googlemail.com>
@@ -3550,6 +3550,11 @@ void Splash::scaleMaskYuXu(SplashImageMaskSource src,
void *srcData,
return;
}
+ if (unlikely(srcWidth <= 0)) {
+ error(errSyntaxError, -1, "srcWidth <= 0 in Splash::scaleMaskYuXu");
+ return;
+ }
+
// Bresenham parameters for y scale
yp = scaledHeight / srcHeight;
yq = scaledHeight % srcHeight;
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