File ImageMagick-CVE-2026-26983.patch of Package ImageMagick.42998

From 7cfae4da24a995fb05386d77364ff404a7cca7bc Mon Sep 17 00:00:00 2001
From: Cristy <urban-warrior@imagemagick.org>
Date: Mon, 16 Feb 2026 10:00:58 -0500
Subject: [PATCH] 
 https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-w8mw-frc6-r7m8

---
 coders/msl.c | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

Index: ImageMagick-7.1.0-9/coders/msl.c
===================================================================
--- ImageMagick-7.1.0-9.orig/coders/msl.c
+++ ImageMagick-7.1.0-9/coders/msl.c
@@ -3673,10 +3673,13 @@ static void MSLStartElement(void *contex
           quantize_info=AcquireQuantizeInfo(msl_info->image_info[n]);
           quantize_info->dither_method=dither != MagickFalse ?
             RiemersmaDitherMethod : NoDitherMethod;
-          (void) RemapImages(quantize_info,msl_info->image[n],
-            affinity_image,exception);
+          if (affinity_image != (Image *) NULL)
+            {
+              (void) RemapImages(quantize_info,msl_info->image[n],
+                affinity_image,exception);
+              affinity_image=DestroyImage(affinity_image);
+            }
           quantize_info=DestroyQuantizeInfo(quantize_info);
-          affinity_image=DestroyImage(affinity_image);
           break;
         }
       if (LocaleCompare((const char *) tag,"matte-floodfill") == 0)