#fixed code
                                public Index read() throws IOException {
        if(version == -1) {
            readVersion();
        }
        IndexReaderImpl reader = getReader(input, version);
        if (reader == null) {
            input.close();
            throw new UnsupportedVersion("Version: " + version);
        }
        return reader.read(version);
    }
#vulnerable code 
                                public Index read() throws IOException {
        PackedDataInputStream stream = new PackedDataInputStream(new BufferedInputStream(input));
        if (stream.readInt() != MAGIC) {
            stream.close();
            throw new IllegalArgumentException("Not a jandex index");
        }
        byte version = stream.readByte();

        IndexReaderImpl reader = getReader(stream, version);
        if (reader == null) {
            stream.close();
            throw new UnsupportedVersion("Version: " + version);
        }

        return reader.read(version);
    } 
                            #location 2 
                            #vulnerability type RESOURCE_LEAK