bufferIndex += 2;
            int numAces = SMBUtil.readInt4(buffer, bufferIndex);
            bufferIndex += 4;

            if ( numAces > 4096 )
                throw new SMBProtocolDecodingException("Invalid SecurityDescriptor");

            this.aces = new ACE[numAces];
            for ( int i = 0; i < numAces; i++ ) {
                this.aces[ i ] = new ACE();

            bufferIndex += 2;
            int numAces = ServerMessageBlock.readInt4(buffer, bufferIndex);
            bufferIndex += 4;

            if (numAces > 4096)
                throw new IOException( "Invalid SecurityDescriptor" );

            aces = new ACE[numAces];
            for (int i = 0; i < numAces; i++) {
                aces[i] = new ACE();