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Rce Fix 3

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x86 2026-03-08 13:10:17 +13:00 committed by GitHub
parent 5d63f83286
commit 7e3b593053
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GPG key ID: B5690EEEBB952194
1 changed files with 16 additions and 8 deletions
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24
Minecraft.World/TexturePacket.cpp
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@ -37,16 +37,24 @@ void TexturePacket::handle(PacketListener *listener)
void TexturePacket::read(DataInputStream *dis) //throws IOException void TexturePacket::read(DataInputStream *dis) //throws IOException
{ {
textureName = dis->readUTF(); textureName = dis->readUTF();
dwBytes = (DWORD)dis->readShort(); short rawBytes = dis->readShort();
if(rawBytes <= 0)
if(dwBytes>0)
{ {
this->pbData= new BYTE [dwBytes]; dwBytes = 0;
return;
}
dwBytes = (DWORD)(unsigned short)rawBytes;
if(dwBytes > 65536)
{
dwBytes = 0;
return;
}
this->pbData= new BYTE [dwBytes];
for(DWORD i=0;i<dwBytes;i++) for(DWORD i=0;i<dwBytes;i++)
{ {
this->pbData[i] = dis->readByte(); this->pbData[i] = dis->readByte();
}
} }
} }