Do not try to read DiscJuggler descriptors if there are none.

2025-12-16 19:24:25 +00:00 · 2020-11-07 01:15:12 +00:00
parent 9dd318310b
commit 9df1fd7c15
1 changed files with 3 additions and 2 deletions
--- a/Aaru.Images/DiscJuggler/Identify.cs
+++ b/Aaru.Images/DiscJuggler/Identify.cs
@@ -58,8 +58,9 @@ namespace Aaru.DiscImages
            _imageStream.Read(descriptor, 0, dscLen);

            // Sessions
-            if(descriptor[0] > 99 ||
-               descriptor[0] == 0)
+            if(descriptor.Length < 1  ||
+               descriptor[0]     > 99 ||
+               descriptor[0]     == 0)
                return false;

            // Seems all sessions start with this data