From: Cristy <urban-warrior@imagemagick.org>
Date: Mon, 12 Feb 2018 13:13:58 +0000 (-0500)
Subject: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=6241
X-Git-Tag: 7.0.7-23~50
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=fda26c312b8d99e0cfaa82233741946c1206de81;p=imagemagick

https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=6241
---

diff --git a/coders/pcx.c b/coders/pcx.c
index 4b526905c..84746693d 100644
--- a/coders/pcx.c
+++ b/coders/pcx.c
@@ -418,6 +418,8 @@ static Image *ReadPCXImage(const ImageInfo *image_info,ExceptionInfo *exception)
           pixel_info=RelinquishVirtualMemory(pixel_info);
         ThrowPCXException(ResourceLimitError,"MemoryAllocationFailed");
       }
+    (void) ResetMagickMemory(scanline,0,(size_t) MagickMax(image->columns,
+      pcx_info.bytes_per_line)*MagickMax(8,pcx_info.planes)*sizeof(*scanline));
     pixels=(unsigned char *) GetVirtualMemoryBlob(pixel_info);
     (void) ResetMagickMemory(pixels,0,(size_t) pcx_packets*(2*sizeof(*pixels)));
     /*