From 16f9ca35d2ee5e6817bae367e7fb264d0884532b Mon Sep 17 00:00:00 2001
From: Turo Lamminen <turotl@gmail.com>
Date: Mon, 26 Jan 2015 15:05:18 +0200
Subject: [PATCH] Fix out-of-bounds read when OFF file contains no vertices

---
 code/OFFLoader.cpp | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/code/OFFLoader.cpp b/code/OFFLoader.cpp
index 23a1815c3..ca440a458 100644
--- a/code/OFFLoader.cpp
+++ b/code/OFFLoader.cpp
@@ -127,6 +127,13 @@ void OFFImporter::InternReadFile( const std::string& pFile,
 	const unsigned int numVertices = strtoul10(sz,&sz);SkipSpaces(&sz);
 	const unsigned int numFaces = strtoul10(sz,&sz);
 
+	if (!numVertices) {
+		throw DeadlyImportError("OFF: There are no valid vertices");
+	}
+	if (!numFaces) {
+		throw DeadlyImportError("OFF: There are no valid faces");
+	}
+
 	pScene->mMeshes = new aiMesh*[ pScene->mNumMeshes = 1 ];
 	aiMesh* mesh = pScene->mMeshes[0] = new aiMesh();
 	aiFace* faces = mesh->mFaces = new aiFace [mesh->mNumFaces = numFaces];