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Fix Bad-cast to Assimp::D3DS::Material from invalid vptr in Assimp::ASE::Parser::ParseLV2MaterialBlock

pull/5127/head
Alex 2023-06-03 17:27:49 +00:00
parent 4180b1fd08
commit 86aecf395e
1 changed files with 5 additions and 0 deletions
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5
code/AssetLib/ASE/ASEParser.cpp
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@ -479,6 +479,11 @@ void Parser::ParseLV1MaterialListBlock() {
if (TokenMatch(filePtr, "MATERIAL_COUNT", 14)) { if (TokenMatch(filePtr, "MATERIAL_COUNT", 14)) {
ParseLV4MeshLong(iMaterialCount); ParseLV4MeshLong(iMaterialCount);
if (UINT_MAX - iOldMaterialCount < iMaterialCount) {
LogWarning("Out of range: material index is too large");
return;
}
// now allocate enough storage to hold all materials // now allocate enough storage to hold all materials
m_vMaterials.resize(iOldMaterialCount + iMaterialCount, Material("INVALID")); m_vMaterials.resize(iOldMaterialCount + iMaterialCount, Material("INVALID"));
continue; continue;