From: Dirk Lemstra <dirk@lemstra.org>
Date: Tue, 16 Jul 2019 19:32:56 +0000 (+0200)
Subject: Added check for empty extent.
X-Git-Tag: 7.0.8-54~1
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=e868e227085463932c5db32e5e0f27e306a0eb95;p=imagemagick

Added check for empty extent.
---

diff --git a/coders/ps.c b/coders/ps.c
index 7b22a5146..2d68a01d1 100644
--- a/coders/ps.c
+++ b/coders/ps.c
@@ -411,7 +411,7 @@ static void ReadPSInfo(const ImageInfo *image_info,Image *image,
         */
         p=GetMagickByteBufferDatum(&buffer);
         count=(ssize_t) sscanf(p,PhotoshopProfile " %lu",&extent);
-        if (count != 1)
+        if ((count != 1) || (extent == 0))
           continue;
         if ((MagickSizeType) extent > GetBlobSize(image))
           continue;