From 4ebe6b3dd1380841d1a0f77c611551ec4ca6ce61 Mon Sep 17 00:00:00 2001
From: Olli Janatuinen <olljanat@users.noreply.github.com>
Date: Fri, 10 Nov 2023 10:04:02 +0100
Subject: [PATCH] Handle array length 0 in ReadUInt8

---
 core/io.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/core/io.go b/core/io.go
index fa6334ea..a9ba6acb 100644
--- a/core/io.go
+++ b/core/io.go
@@ -29,6 +29,9 @@ func ReadByte(r io.Reader) (byte, error) {
 
 func ReadUInt8(r io.Reader) (uint8, error) {
 	b, err := ReadBytes(1, r)
+	if len(b) == 0 {
+		return 0, err
+	}
 	return uint8(b[0]), err
 }