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{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"OOM exception for invalid msgpack messages","articleBody":"Getting \"java.lang.OutOfMemoryError: Java heap space\" exception while reading from invalid message pack.  We get this error when the message pack array size is invalid. Expecting an exception like \"no more data\" instead of OOM in these scenarios.\r\n\r\n\r\n`val msgpackMapper = new ObjectMapper(new MessagePackFactory)`  \r\n   `msgpackMapper.registerModule(DefaultScalaModule)`\r\n\r\n`// Invalid Message pack hex val for the array [10,13]. Array size is 3 instead of 2`\r\n`val invalidData = \"93 0a 0d\" `\r\n\r\n`// java.lang.OutOfMemoryError: Java heap space`\r\n`  val result: Array[Int] = msgpackMapper.readValue(stringToByteArray(invalidData), classOf[Array[Int]])`\r\n\r\n\r\n\r\nHere is project with the test case for this issue. [jackson-msgpack](https://github.com/ponnur/jackson-msgpack).\r\nIs there a fix or workaround for this issue?  \r\n\r\nUsing jackson-module-scala 2.9.8, msgpack-core 0.8.12,  jackson-dataformat-msgpack 0.8.16","author":{"url":"https://github.com/ponnur","@type":"Person","name":"ponnur"},"datePublished":"2019-05-09T10:24:36.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":0},"url":"https://github.com/498/msgpack-java/issues/498"}