From cf43dfec031a3521487d6760362a0d3e056d6096 Mon Sep 17 00:00:00 2001
From: Natalia Portillo <claunia@claunia.com>
Date: Wed, 14 Sep 2016 16:05:46 +0100
Subject: [PATCH] 	Do not try to read past partition.

---
 DiscImageChef.Filesystems/VMfs.cs | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/DiscImageChef.Filesystems/VMfs.cs b/DiscImageChef.Filesystems/VMfs.cs
index bb6e77b9b..57e0bd4a2 100644
--- a/DiscImageChef.Filesystems/VMfs.cs
+++ b/DiscImageChef.Filesystems/VMfs.cs
@@ -92,6 +92,10 @@ namespace DiscImageChef.Filesystems
                 return false;
 
             ulong vmfsSuperOff = VMfs_Base / imagePlugin.ImageInfo.sectorSize;
+
+            if(partitionStart + vmfsSuperOff > partitionEnd)
+                return false;
+            
             byte[] sector = imagePlugin.ReadSector(partitionStart + vmfsSuperOff);
 
             uint magic = BitConverter.ToUInt32(sector, 0x00);