[Fix] Do extra copy to ensure that original content is never touched

diff --git a/src/libmime/mime_encoding.c b/src/libmime/mime_encoding.c
index 440dff35df698dba0e87a6267ae8552b3c4022ad..fdcd19c7bc2066667159cb5256aa0e56c6651b3d 100644 (file)
--- a/src/libmime/mime_encoding.c
+++ b/src/libmime/mime_encoding.c
@@ -469,7 +469,9 @@ rspamd_mime_text_part_maybe_convert (struct rspamd_task *task,
        struct rspamd_mime_part *part = text_part->mime_part;
 
        part_content = rspamd_mempool_alloc0 (task->task_pool, sizeof (GByteArray));
-       part_content->data = (guint8 *)text_part->parsed.begin;
+       part_content->data = rspamd_mempool_alloc (task->task_pool,
+                       text_part->parsed.len);
+       memcpy (part_content->data, text_part->parsed.begin, text_part->parsed.len);
        part_content->len = text_part->parsed.len;
 
        if (task->cfg && task->cfg->raw_mode) {