From: Cristy <urban-warrior@imagemagick.org>
Date: Wed, 14 Feb 2018 21:47:41 +0000 (-0500)
Subject: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=6350
X-Git-Tag: 7.0.7-23~36
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=84415f7ef99f6b0b61382372b432d331e04a8e2a;p=imagemagick

https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=6350
---

diff --git a/coders/pcx.c b/coders/pcx.c
index 9c7e8c45a..992aae702 100644
--- a/coders/pcx.c
+++ b/coders/pcx.c
@@ -358,6 +358,7 @@ static Image *ReadPCXImage(const ImageInfo *image_info,ExceptionInfo *exception)
     if (status == MagickFalse)
       ThrowPCXException(exception->severity,exception->reason);
     (void) SetImageBackgroundColor(image,exception);
+    (void) memset(pcx_colormap,0,sizeof(pcx_colormap));
     count=ReadBlob(image,3*image->colors,pcx_colormap);
     if (count != (ssize_t) (3*image->colors))
       ThrowPCXException(CorruptImageError,"ImproperImageHeader");