From eb10e8b97767bd1a67a12510ae052145064da977 Mon Sep 17 00:00:00 2001
From: aliaspider <aliaspider@gmail.com>
Date: Sat, 26 Sep 2015 01:27:17 +0100
Subject: [PATCH] (PS1) serial lookup: improve error detection.

---
 tasks/task_database_cue.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/tasks/task_database_cue.c b/tasks/task_database_cue.c
index 96746f6f4f..87fd1a957c 100644
--- a/tasks/task_database_cue.c
+++ b/tasks/task_database_cue.c
@@ -178,6 +178,8 @@ static int detect_ps1_game_sub(const char *track_path, char *game_id, int sub_ch
 
       tmp += *tmp;
    }
+   if(tmp >= (buffer + 2048 * 2))
+      return 0;
 
    cd_sector = tmp[2] | (tmp[3] << 8) | (tmp[4] << 16);
    retro_fseek(fp, 13 + skip + cd_sector * frame_size, SEEK_SET);