Commit 168ffe18d for imagemagick.org

commit 168ffe18def968f886c023146a478897866fd621
Author: Dirk Lemstra <dirk@lemstra.org>
Date:   Thu Feb 19 22:40:41 2026 +0100

    Write after we have checked if the realloc failed (GHSA-3j4x-rwrx-xxj9)

diff --git a/coders/pdb.c b/coders/pdb.c
index 7fd2399cd..00d4e2f0f 100644
--- a/coders/pdb.c
+++ b/coders/pdb.c
@@ -616,9 +616,9 @@ static Image *ReadPDBImage(const ImageInfo *image_info,ExceptionInfo *exception)
         *r=(char) c;
         c=ReadBlobByte(image);
       }
-      *r='\0';
       if (comment == (char *) NULL)
         ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed");
+      *r='\0';
       (void) SetImageProperty(image,"comment",comment,exception);
       comment=DestroyString(comment);
     }