From f9b24b42bb739d0f10ec284e56cd28bb39e71fb4 Mon Sep 17 00:00:00 2001
From: Fedor Chelnokov <fedor.chelnokov@meshinspector.com>
Date: Mon, 2 Sep 2024 10:09:17 +0300
Subject: [PATCH] fromSceneE57File: check for too many points

---
 source/MRMesh/MRPointsLoadE57.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/source/MRMesh/MRPointsLoadE57.cpp b/source/MRMesh/MRPointsLoadE57.cpp
index 4347d8db0cd0..c21e88f63625 100644
--- a/source/MRMesh/MRPointsLoadE57.cpp
+++ b/source/MRMesh/MRPointsLoadE57.cpp
@@ -6,6 +6,7 @@
 #include "MRQuaternion.h"
 #include "MRTimer.h"
 #include <MRPch/MRFmt.h>
+#include <climits>
 
 #pragma warning(push)
 #pragma warning(disable: 4251) // class needs to have dll-interface to be used by clients of another class
@@ -84,6 +85,9 @@ Expected<std::vector<NamedCloud>> fromSceneE57File( const std::filesystem::path&
             if ( !eReader.GetData3DSizes( scanIndex, nRow, nColumn, nPointsSize, nGroupsSize, nCountSize, bColumnIndex) )
                 return MR::unexpected( std::string( "GetData3DSizes failed during reading of " + utf8string( file ) ) );
 
+            if ( nPointsSize > INT_MAX )
+                return MR::unexpected( fmt::format( "Too many points {} in {}.\nMaximum supported is {}.", nPointsSize, utf8string( file ), INT_MAX ) );
+
             // how many points to read in a time
             const int64_t nSize = std::min( nPointsSize, int64_t( 1024 ) * 128 );