From a950872c7c8d2c0e81c03ae822d634ea0908dffc Mon Sep 17 00:00:00 2001
From: Philip Rebohle <philip.rebohle@tu-dortmund.de>
Date: Mon, 24 Sep 2018 16:22:12 +0200
Subject: [PATCH] [dxvk] Check whether the vertex binding / attribute count is
 valid

---
 src/dxvk/dxvk_graphics.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/dxvk/dxvk_graphics.cpp b/src/dxvk/dxvk_graphics.cpp
index aef0738d..41bdc90e 100644
--- a/src/dxvk/dxvk_graphics.cpp
+++ b/src/dxvk/dxvk_graphics.cpp
@@ -397,6 +397,11 @@ namespace dxvk {
     if ((state.iaPatchVertexCount != 0) && (m_tcs == nullptr || m_tes == nullptr))
       return false;
     
+    // Prevent unintended out-of-bounds access to the IL arrays
+    if (state.ilAttributeCount > DxvkLimits::MaxNumVertexAttributes
+     || state.ilBindingCount   > DxvkLimits::MaxNumVertexBindings)
+      return false;
+    
     // No errors
     return true;
   }