Commit 59046410c for imagemagick.org

commit 59046410c17e9421f0ad7b4bec478a892cf30c12
Author: Cristy <urban-warrior@imagemagick.org>
Date:   Mon Aug 24 09:49:50 2026 -0400

    https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-7hjx-392p-f8cm

diff --git a/coders/uhdr.c b/coders/uhdr.c
index 636eeacc5..2551d911b 100644
--- a/coders/uhdr.c
+++ b/coders/uhdr.c
@@ -1384,7 +1384,7 @@ static MagickBooleanType WriteUHDRImage(const ImageInfo *image_info,
       sdrImgDescriptor.planes[UHDR_PLANE_Y] = NULL;
     }

-    yBuffer = AcquireMagickMemory(picSize);
+    yBuffer = AcquireQuantumMemory(picSize,1);
     if (yBuffer == NULL)
     {
       status = MagickFalse;