Properly reset needle length in unserialized buffer

gorhill · gorhill · commit 8ed1ad9c9dfc · 2023-11-06T19:22:47.000-05:00
Possible related issue: uBlockOrigin/uBlock-issues#2925
diff --git a/src/js/hntrie.js b/src/js/hntrie.js
@@ -486,6 +486,8 @@ class HNTrieContainer {
         } else {
             this.buf32.set(selfie);
         }
+        // https://github.com/uBlockOrigin/uBlock-issues/issues/2925
+        this.buf[255] = 0;
         return true;
     }
 

Original file line number	Diff line number	Diff line change
`@@ -486,6 +486,8 @@ class HNTrieContainer {`
`486`	`486`	`} else {`
`487`	`487`	`this.buf32.set(selfie);`
`488`	`488`	`}`
	`489`	`+ // https://github.com/uBlockOrigin/uBlock-issues/issues/2925`
	`490`	`+ this.buf[255] = 0;`
`489`	`491`	`return true;`
`490`	`492`	`}`
`491`	`493`