File ImageMagick-CVE-2017-12662.patch of Package ImageMagick.23974

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File ImageMagick-CVE-2017-12662.patch of Package ImageMagick.23974

From 73a2bad43d157acfe360595feee739b4cc4406cb Mon Sep 17 00:00:00 2001
From: Cristy <urban-warrior@imagemagick.org>
Date: Mon, 17 Jul 2017 19:17:50 -0400
Subject: [PATCH] https://github.com/ImageMagick/ImageMagick/issues/576

---
 coders/pdf.c | 13 ++++++++++---
 1 file changed, 10 insertions(+), 3 deletions(-)

diff --git a/coders/pdf.c b/coders/pdf.c
index 43ce3c2da2..d018096733 100644
--- a/coders/pdf.c
+++ b/coders/pdf.c
@@ -2004,7 +2004,11 @@ RestoreMSCWarning
             length*=image->colorspace == CMYKColorspace ? 4UL : 3UL;
             pixel_info=AcquireVirtualMemory(length,sizeof(*pixels));
             if (pixel_info == (MemoryInfo *) NULL)
-              ThrowWriterException(ResourceLimitError,"MemoryAllocationFailed");
+              {
+                xref=(MagickOffsetType *) RelinquishMagickMemory(xref);
+                ThrowWriterException(ResourceLimitError,
+                  "MemoryAllocationFailed");
+              }
             pixels=(unsigned char *) GetVirtualMemoryBlob(pixel_info);
             /*
               Dump runlength encoded pixels.
@@ -2106,8 +2110,11 @@ RestoreMSCWarning
               length=(size_t) number_pixels;
               pixel_info=AcquireVirtualMemory(length,sizeof(*pixels));
               if (pixel_info == (MemoryInfo *) NULL)
-                ThrowWriterException(ResourceLimitError,
-                  "MemoryAllocationFailed");
+                {
+                  xref=(MagickOffsetType *) RelinquishMagickMemory(xref);
+                  ThrowWriterException(ResourceLimitError,
+                    "MemoryAllocationFailed");
+                }
               pixels=(unsigned char *) GetVirtualMemoryBlob(pixel_info);
               /*
                 Dump runlength encoded pixels.

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File ImageMagick-CVE-2017-12662.patch of Package ImageMagick.23974

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