[poppler] splash/Splash.cc

[Albert Astals Cid]

 splash/Splash.cc |    1 +
 1 file changed, 1 insertion(+)

New commits:
commit c9650369c5dd74812db515d986ded898b9002ae4
Author: Albert Astals Cid <aacid at kde.org>
Date:   Thu May 24 18:20:12 2018 +0200

    Splash::scaleMaskYuXu: Free internal bitmap data on error
    
    this way we don't try to use it later, which will be an uninitialized memory read
    
    fixes oss-fuzz/8511

diff --git a/splash/Splash.cc b/splash/Splash.cc
index 7a772144..a95cc805 100644
--- a/splash/Splash.cc
+++ b/splash/Splash.cc
@@ -3573,6 +3573,7 @@ void Splash::scaleMaskYuXu(SplashImageMaskSource src, void *srcData,
 
   if (unlikely(srcWidth <= 0 || srcHeight <= 0)) {
     error(errSyntaxError, -1, "srcWidth <= 0 || srcHeight <= 0 in Splash::scaleMaskYuXu");
+    gfree(dest->takeData());
     return;
   }