9.4.2. What’s Fixed in 4.0.0

The following are fixes since Connext Micro 3.0.3.

[Critical]: System-stopping issue, such as a crash or data loss.
[Major]: Significant issue with no easy workaround.
[Minor]: Issue that usually has a workaround.
[Trivial]: Small issue, such as a typo in a log.

Contents:

• 9.4.2.1. Discovery
  • 9.4.2.1.1. [Critical] Failure to interoperate with other DDS implementations if default multicast locator specified
  • 9.4.2.1.2. [Major] Incorrect lease_duration may have been used for a discovered participant.
• 9.4.2.2. Serialization and Deserialization
  • 9.4.2.2.1. [Critical] DataReader on a Topic using an appendable type may receive samples with incorrect value
  • 9.4.2.2.2. [Critical] Malformed samples with invalid strings not dropped by DataReader
  • 9.4.2.2.3. [Major] Float and double ranges may not have been enforced correctly
  • 9.4.2.2.4. [Major] Deserialization of tampered/corrupted samples may have unexpectedly succeeded
  • 9.4.2.2.5. [Major] Invalid serialization of samples with types containing nested structures with primitive members that require padding
  • 9.4.2.2.6. [Minor] Serialization of string members did not check for null-terminated strings in C, traditional C++, and modern C++
• 9.4.2.3. Usability
  • 9.4.2.3.1. [Trivial] Thread names were not set on QNX
• 9.4.2.4. Transports
  • 9.4.2.4.1. [Critical] Stalled communication when using shared-memory transport
  • 9.4.2.4.2. [Critical] Undefined behavior when using SHMEM transport in Linux, macOS, QNX, Integrity, and Lynx
• 9.4.2.5. Reliability Protocol and Wire Representation
  • 9.4.2.5.1. [Critical] Reliable DataWriter may have ignored requests to resend samples
  • 9.4.2.5.2. [Minor] Incorrect heartbeat sent before first sample when first_write_sequence_number is different from 1
• 9.4.2.6. Logging
  • 9.4.2.6.1. [Major] Race condition and memory corruption in logger
• 9.4.2.7. Performance and Scalability
  • 9.4.2.7.1. [Trivial] Asynchronous publication delay
• 9.4.2.8. APIs (C or Traditional C++)
  • 9.4.2.8.1. [Critical] Segmentation fault when finalizing DataWriter QoS
  • 9.4.2.8.2. [Major] DDS_Subscriber_lookup_datareader may return a DataReader that was created by a different Subscriber
  • 9.4.2.8.3. [Major] DDS_Publisher_lookup_datawriter may return a DataWriter that was created by a different Publisher
  • 9.4.2.8.4. [Major] DDS_Entity_enable was not thread-safe for a DomainParticipant
  • 9.4.2.8.5. [Major] Race condition in DDS enable APIs
  • 9.4.2.8.6. [Minor] DDS_FLOW_CONTROLLER_PROPERTY_DEFAULT ignored when used as argument to DDS_DomainParticipant_create_flowcontroller
  • 9.4.2.8.7. [Minor] Failure to parse invalid index
• 9.4.2.9. Generated Code (C, Traditional C++, and Modern C++)
  • 9.4.2.9.1. [Critical] Foo_create_data() failed to create samples for data types with long doubles
  • 9.4.2.9.2. [Minor] Example code generated from XML or XSD files failed to compile
• 9.4.2.10. Micro Application Generator
  • 9.4.2.10.1. [Major] NullPointerException when using -outputFinalQoS if QoS Profile did not define each internal QoS
  • 9.4.2.10.2. [Minor] MAG failed to generate code when qos_profile inherited from individual QoS policies
  • 9.4.2.10.3. [Minor] MAG always used default value for disable_auto_interface_config
  • 9.4.2.10.4. [Minor] MAG failed if arguments contained whitespace on Linux systems
  • 9.4.2.10.5. [Trivial] XSD validation failed if flags used a combination of values
• 9.4.2.11. OMG Specification Compliance
  • 9.4.2.11.1. [Major] DDS_StatusCondition_set_enabled_statuses did not trigger if an active condition was enabled and had incorrect default value
• 9.4.2.12. Interoperability
  • 9.4.2.12.1. [Critical] Failure to deserialize fragmented samples sent by Connext Professional 7
  • 9.4.2.12.2. [Critical] Inline QoS offset non-compliant with DDSI-RTPS standard
  • 9.4.2.12.3. [Critical] Connext Micro may have repeated requesting a sample that was no longer available from a DataWriter
  • 9.4.2.12.4. [Critical] Failure to deserialize a fragmented sample with multiple fragments in a DATA_FRAG submessage
• 9.4.2.13. Vulnerabilities
  • 9.4.2.13.1. [Critical] Vulnerabilities in RTI Micro Application Generator (MAG)
  • 9.4.2.13.2. [Critical] Illegal memory access when failing to generate interpreter programs
  • 9.4.2.13.3. [Critical] Potential crash when receiving a malformed sample using DDS_XCDR2_DATA_REPRESENTATION
• 9.4.2.14. Other
  • 9.4.2.14.1. [Minor] Delay in sending data when using a flow-controller
  • 9.4.2.14.2. [Minor] Non-default timer resolutions may have caused an incorrect timeout