From ed444706b835c31c2cf00dac5c0c9bf158f79863 Mon Sep 17 00:00:00 2001
From: jtagcat <git-514635f7@jtag.cat>
Date: Sat, 17 Jul 2021 15:58:35 +0300
Subject: [PATCH] Limit recursion when parsing URL in document-blocked page.
https://github.com/gorhill/uBlock/commit/b75921c2fd0a704e7c3fc35453aa6223c0c91442
https://github.com/geekprojects/nuTensor/issues/23
https://github.com/vtriolet/writings/blob/main/posts/2021/ublock_origin_and_umatrix_denial_of_service.adoc
Co-authored-by: Raymond Hill <rhill@raymondhill.net>
---
src/js/main-blocked.js | 8 +++++---
1 file changed, 5 insertions(+), 3 deletions(-)
diff --git a/src/js/main-blocked.js b/src/js/main-blocked.js
index ed61764..65a9b86 100644
--- a/src/js/main-blocked.js
+++ b/src/js/main-blocked.js
@@ -87,7 +87,9 @@ uDom('.what').text(details.url);
return s;
};
- const renderParams = function(parentNode, rawURL) {
+ // https://github.com/geekprojects/nuTensor/issues/23
+ // Limit recursion.
+ const renderParams = function(parentNode, rawURL, depth = 0) {
const a = document.createElement('a');
a.href = rawURL;
if ( a.search.length === 0 ) { return false; }
@@ -109,9 +111,9 @@ uDom('.what').text(details.url);
const name = safeDecodeURIComponent(param.slice(0, pos));
const value = safeDecodeURIComponent(param.slice(pos + 1));
const li = liFromParam(name, value);
- if ( reURL.test(value) ) {
+ if ( depth < 2 && reURL.test(value) ) {
const ul = document.createElement('ul');
- renderParams(ul, value);
+ renderParams(ul, value, depth + 1);
li.appendChild(ul);
}
parentNode.appendChild(li);