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authorRichard Hughes <richard@hughsie.com>2018-01-30 23:03:59 +0000
committerRichard Hughes <richard@hughsie.com>2018-01-30 23:03:59 +0000
commit6048520484101df5d33f3c852c10640e630d20cf (patch)
tree37fb32e1521d44f7c9a3c308630b63357077b856 /libappstream-glib/as-node.c
parentbdcec1ecee0549e404fdf40dc4529b4380ef87ea (diff)
downloadappstream-glib-6048520484101df5d33f3c852c10640e630d20cf.tar.gz
Never include '&' in attribute values
Fixes: https://github.com/hughsie/lvfs-website/issues/33
Diffstat (limited to 'libappstream-glib/as-node.c')
-rw-r--r--libappstream-glib/as-node.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/libappstream-glib/as-node.c b/libappstream-glib/as-node.c
index f8199a9..945c465 100644
--- a/libappstream-glib/as-node.c
+++ b/libappstream-glib/as-node.c
@@ -327,12 +327,17 @@ as_node_get_attr_string (AsNodeData *data)
str = g_string_new ("");
for (l = data->attrs; l != NULL; l = l->next) {
+ g_autoptr(GString) value_safe = NULL;
attr = l->data;
if (g_strcmp0 (attr->key, "@comment") == 0 ||
g_strcmp0 (attr->key, "@comment-tmp") == 0)
continue;
+ value_safe = g_string_new (attr->value);
+ as_utils_string_replace (value_safe, "&", "&amp;");
+ as_utils_string_replace (value_safe, "<", "&lt;");
+ as_utils_string_replace (value_safe, ">", "&gt;");
g_string_append_printf (str, " %s=\"%s\"",
- attr->key, attr->value);
+ attr->key, value_safe->str);
}
return g_string_free (str, FALSE);
}