From 772cfdc757c6c52c260b54c3c522faa92288151e Mon Sep 17 00:00:00 2001
From: sashashura <93376818+sashashura@users.noreply.github.com>
Date: Sat, 16 Jul 2022 13:50:54 +0100
Subject: [PATCH] Fixes Heap-buffer-overflow in Assimp::ObjFileParser::getFace

---
 code/AssetLib/Obj/ObjFileParser.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/code/AssetLib/Obj/ObjFileParser.cpp b/code/AssetLib/Obj/ObjFileParser.cpp
index 4e50d5dae..4dc08edbc 100644
--- a/code/AssetLib/Obj/ObjFileParser.cpp
+++ b/code/AssetLib/Obj/ObjFileParser.cpp
@@ -458,7 +458,8 @@ void ObjFileParser::getFace(aiPrimitiveType type) {
             iPos = 0;
         } else {
             //OBJ USES 1 Base ARRAYS!!!!
-            const int iVal(::atoi(&(*m_DataIt)));
+            std::string number(&(*m_DataIt), m_DataItEnd - m_DataIt);
+            const int iVal(::atoi(number.c_str()));
 
             // increment iStep position based off of the sign and # of digits
             int tmp = iVal;