Fix memory leak in open_aot_data (#121488)

dovydenkovas · web-flow · commit 0d59ec03c66b · 2025-12-05T14:23:01.000+02:00
Free filename string, that allocates in open_aot_data function and leaks
on return.

Signed-off-by: Aleksandr Dovydenkov &lt;asd@altlinux.org&gt;.
Found by Linux Verification Center (linuxtesting.org) with SVACE.
diff --git a/src/mono/mono/mini/aot-runtime.c b/src/mono/mono/mini/aot-runtime.c
@@ -1622,6 +1622,7 @@ open_aot_data (MonoAssembly *assembly, MonoAotFileInfo *info, void **ret_handle)
 	data = (guint8*)mono_file_map (info->datafile_size, MONO_MMAP_READ, mono_file_map_fd (map), 0, ret_handle);
 	g_assert (data);
 
+	g_free(filename);
 	return data;
 }
 

Original file line number	Diff line number	Diff line change
`@@ -1622,6 +1622,7 @@ open_aot_data (MonoAssembly assembly, MonoAotFileInfo info, void **ret_handle)`
`1622`	`1622`	`data = (guint8*)mono_file_map (info->datafile_size, MONO_MMAP_READ, mono_file_map_fd (map), 0, ret_handle);`
`1623`	`1623`	`g_assert (data);`
`1624`	`1624`
	`1625`	`+ g_free(filename);`
`1625`	`1626`	`return data;`
`1626`	`1627`	`}`
`1627`	`1628`