From 8d427d7699dfa43570f78724d8c4a2e861063ae3 Mon Sep 17 00:00:00 2001
From: mintsuki <mintsuki@protonmail.com>
Date: Wed, 8 Feb 2023 21:59:02 +0100
Subject: [PATCH] host/enroll-config: Fix buffer overflow

---
 host/limine-enroll-config.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/host/limine-enroll-config.c b/host/limine-enroll-config.c
index c7e0410d..d19db6ae 100644
--- a/host/limine-enroll-config.c
+++ b/host/limine-enroll-config.c
@@ -48,7 +48,7 @@ int main(int argc, char *argv[]) {
     char *checksum_loc = NULL;
     size_t checked_count = 0;
     const char *config_b2sum_sign = CONFIG_B2SUM_SIGNATURE;
-    for (size_t i = 0; i < bootloader_size; i++) {
+    for (size_t i = 0; i < bootloader_size - ((sizeof(CONFIG_B2SUM_SIGNATURE) - 1) + 128) + 1; i++) {
         if (bootloader[i] != config_b2sum_sign[checked_count]) {
             checked_count = 0;
             continue;