File 0001-Fix-out-of-bound-access-5651.patch of Package assimp.18761
From c00f557ef946d8c98d0688a600884d7792d5b90c Mon Sep 17 00:00:00 2001
From: Kim Kulling <kimkulling@users.noreply.github.com>
Date: Wed, 3 Jul 2024 21:37:24 +0200
Subject: [PATCH] Fix out of bound access (#5651)
---
code/AssetLib/Ply/PlyLoader.cpp | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/code/AssetLib/Ply/PlyLoader.cpp b/code/AssetLib/Ply/PlyLoader.cpp
index 783c7f1..e109541 100644
--- a/code/AssetLib/Ply/PlyLoader.cpp
+++ b/code/AssetLib/Ply/PlyLoader.cpp
@@ -567,6 +567,10 @@ void PLYImporter::LoadFace(const PLY::Element *pcElement, const PLY::ElementInst
if (mGeneratedMesh->mFaces == nullptr) {
mGeneratedMesh->mNumFaces = pcElement->NumOccur;
mGeneratedMesh->mFaces = new aiFace[mGeneratedMesh->mNumFaces];
+ } else {
+ if (mGeneratedMesh->mNumFaces < pcElement->NumOccur) {
+ throw DeadlyImportError("Invalid .ply file: Too many faces");
+ }
}
if (!bIsTriStrip) {
--
2.45.2