From 3c3bf5038bee6fce149aae0d977bb4d4e1e2073c Mon Sep 17 00:00:00 2001
From: Runxi Yu <me@runxiyu.org>
Date: Wed, 12 Feb 2025 16:14:16 +0800
Subject: [PATCH] router.go: Fix out-of-bounds read on /:

---
 router.go | 5 +++++

diff --git a/router.go b/router.go
index 5a771315ff57a234348e04e4a5cff210ad827d64..c8436985fa2738b051215122ad58f619b0f82be3 100644
--- a/router.go
+++ b/router.go
@@ -16,6 +16,11 @@ 		http.Error(w, err.Error(), http.StatusBadRequest)
 		return
 	}
 
+	if len(segments) < 2 {
+		http.Error(w, "Blank system endpoint", http.StatusNotFound)
+		return
+	}
+
 	if segments[0] == ":" {
 		switch segments[1] {
 		case "static":

-- 
2.48.1