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Code Issues Releases Wiki Activity

Discard network filters containing invalid pattern characters

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Related issue:
- https://github.com/uBlockOrigin/uBlock-issues/issues/1146
This commit is contained in:
Raymond Hill 2021-06-26 12:12:25 -04:00
parent b41463d437
commit 4422c42788
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GPG Key ID: 25E1490B761470C2
1 changed files with 4 additions and 0 deletions
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4
src/js/static-filtering-parser.js
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@ -113,6 +113,9 @@ const Parser = class {
this.rePlainHostname = /^(?:[\w-]+\.)*[a-z]+$/;
this.rePlainEntity = /^(?:[\w-]+\.)+\*$/;
this.reEntity = /^[^*]+\.\*$/;
// https://github.com/uBlockOrigin/uBlock-issues/issues/1146
// From https://codemirror.net/doc/manual.html#option_specialChars
this.reInvalidCharacters = /[\x00-\x1F\x7F-\x9F\xAD\u061C\u200B-\u200F\u2028\u2029\uFEFF\uFFF9-\uFFFC]/;
this.punycoder = new URL(self.location);
// TODO: mind maxTokenLength
this.reGoodRegexToken
@ -1126,6 +1129,7 @@ const Parser = class {
if ( len === 0 ) { return true; }
const patternIsRegex = this.patternIsRegex();
let pattern = this.getNetPattern();
if ( this.reInvalidCharacters.test(pattern) ) { return false; }
// Punycode hostname part of the pattern.
if ( patternIsRegex === false ) {
const match = this.reHostname.exec(pattern);