File 33ab56f55406cc3cbe3cc7c0627340da1c1f2d6a.patch of Package gimp

From 33ab56f55406cc3cbe3cc7c0627340da1c1f2d6a Mon Sep 17 00:00:00 2001
From: Jehan <jehan@girinstud.io>
Date: Tue, 7 Jan 2025 12:34:20 +0100
Subject: [PATCH] Issue #12640: crash on font not found.

pango_context_load_font() can return NULL.
---
 app/text/gimpfont.c | 16 ++++++++++------
 1 file changed, 10 insertions(+), 6 deletions(-)

diff --git a/app/text/gimpfont.c b/app/text/gimpfont.c
index 0db776164b..b8559bfe47 100644
--- a/app/text/gimpfont.c
+++ b/app/text/gimpfont.c
@@ -285,10 +285,13 @@ gimp_font_deserialize_create (GType     type,
           context = pango_font_map_create_context (fontmap);
           pfd     = pango_font_description_from_string (font_name);
           fc_font = PANGO_FC_FONT (pango_context_load_font (context, pfd));
-          fc_pattern = pango_fc_font_get_pattern (fc_font);
-          FcPatternGetString  (fc_pattern, FC_FULLNAME,        0, (FcChar8 **) &fullname);
-          FcPatternGetString  (fc_pattern, FC_FILE,            0, (FcChar8 **) &file_path);
-          FcPatternGetString  (fc_pattern, FC_POSTSCRIPT_NAME, 0, (FcChar8 **) &psname);
+          if (fc_font != NULL)
+            {
+              fc_pattern = pango_fc_font_get_pattern (fc_font);
+              FcPatternGetString  (fc_pattern, FC_FULLNAME,        0, (FcChar8 **) &fullname);
+              FcPatternGetString  (fc_pattern, FC_FILE,            0, (FcChar8 **) &file_path);
+              FcPatternGetString  (fc_pattern, FC_POSTSCRIPT_NAME, 0, (FcChar8 **) &psname);
+            }
         }
       /* If a font's pfd matches a font's pfd or the pfd matches name+style then done.
        * Otherwise, use the pfd to retrieve a font file name & psname & fullname, and match with that
@@ -302,7 +305,8 @@ gimp_font_deserialize_create (GType     type,
               !g_strcmp0 (font->fullname, font_name) ||
               !g_strcmp0 (font->family_style_concat, font_name))
             break;
-          else if (!g_strcmp0 (font->file_path, file_path) &&
+          else if (fc_font != NULL                         &&
+                   !g_strcmp0 (font->file_path, file_path) &&
                    (!g_strcmp0 (font->psname, psname) || !g_strcmp0 (font->fullname, fullname)))
             possible_match = font;
 
@@ -321,7 +325,7 @@ gimp_font_deserialize_create (GType     type,
         {
           g_object_unref (fontmap);
           g_object_unref (context);
-          g_object_unref (fc_font);
+          g_clear_object (&fc_font);
           g_free (font_name);
         }
 
-- 
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