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: router.go: Fix out-of-bounds read on /:

---
 router.go | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'router.go')

diff --git a/router.go b/router.go
index 5a77131..c843698 100644
--- a/router.go
+++ b/router.go
@@ -16,6 +16,11 @@ func (router *http_router_t) ServeHTTP(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
+	if len(segments) < 2 {
+		http.Error(w, "Blank system endpoint", http.StatusNotFound)
+		return
+	}
+
 	if segments[0] == ":" {
 		switch segments[1] {
 		case "static":
-- 
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