From c775db50ef681eb97217306fd46af87e7676e564 Mon Sep 17 00:00:00 2001
From: Thomas Harte <thomas.harte@gmail.com>
Date: Thu, 8 Jun 2017 21:31:03 -0400
Subject: [PATCH] Ensured no out-of-bounds accesses.

---
 Storage/Data/ZX8081.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/Storage/Data/ZX8081.cpp b/Storage/Data/ZX8081.cpp
index fb3a88638..f11de3b25 100644
--- a/Storage/Data/ZX8081.cpp
+++ b/Storage/Data/ZX8081.cpp
@@ -17,6 +17,8 @@ static uint16_t short_at(size_t address, const std::vector<uint8_t> &data) {
 static std::shared_ptr<File> ZX80FileFromData(const std::vector<uint8_t> &data) {
 	// Does this look like a ZX80 file?
 
+	if(data.size() < 0x28) return nullptr;
+
 //	uint16_t next_line_number = short_at(0x2, data);
 //	uint16_t first_visible_line = short_at(0x13, data);