[HBASE-19431] The tag array written by IndividualBytesFieldCell#write is out of bounds

• Type: Bug
• Status: Resolved
• Priority: Critical
• Resolution: Fixed
• Fix Version/s: 2.0.0-beta-1, 2.0.0
• Hadoop Flags: Reviewed
• Assignee: Chia-Ping Tsai
• Reporter: Chia-Ping Tsai
• Created: 05/Dec/17 06:16
• Updated: 01/Aug/18 06:22
• Resolved: 05/Dec/17 07:51

Description

IndividualBytesFieldCell.java

  @Override
  public int write(OutputStream out, boolean withTags) throws IOException {
    // Key length and then value length
    ByteBufferUtils.putInt(out, KeyValueUtil.keyLength(this));
    ByteBufferUtils.putInt(out, getValueLength());

    // Key
    PrivateCellUtil.writeFlatKey(this, out);

    // Value
    out.write(getValueArray());

    // Tags length and tags byte array
    if (withTags && getTagsLength() > 0) {
      // Tags length
      out.write((byte)(0xff & (getTagsLength() >> 8)));
      out.write((byte)(0xff & getTagsLength()));

      // Tags byte array
      out.write(tags);   // here
    }

    return getSerializedSize(withTags);
  }