Commit 47ca72105 for imagemagick.org

commit 47ca7210515f3c9ea033b86fe4323a70caa74468
Author: Cristy <urban-warrior@imagemagick.org>
Date:   Fri Jun 5 11:21:28 2026 -0400

    https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-pjxj-pchx-4c3m

diff --git a/coders/xcf.c b/coders/xcf.c
index fb2cc9e68..93fddf901 100644
--- a/coders/xcf.c
+++ b/coders/xcf.c
@@ -753,7 +753,7 @@ static MagickBooleanType load_level(Image *image,XCFDocInfo *inDocInfo,
     /* if the offset is 0 then we need to read in the maximum possible
        allowing for negative compression */
     if (offset2 == 0)
-      offset2=(MagickOffsetType) (offset + TILE_WIDTH * TILE_WIDTH * 4* 1.5);
+      offset2=(MagickOffsetType) (offset+TILE_WIDTH*TILE_WIDTH*(3*4)/2);
     /* seek to the tile offset */
     if ((offset > offset2) || (SeekBlob(image, offset, SEEK_SET) != offset))
       ThrowBinaryException(CorruptImageError,"InsufficientImageDataInFile",