Issues

• NULL passed to nonnull param for zero-length PID_TYPE_INFORMATION

  eclipse-cyclonedds/cyclonedds#2474 · Filter by author Fuyulai-Hub opened on Oct 15, 2026

• Thread Sanitizer suppression file

  eclipse-cyclonedds/cyclonedds#2470 · Filter by author jeremy-murphy opened on Oct 5, 2026

• fuzz_config_init.c returns EXIT_FAILURE for rejected configs

  eclipse-cyclonedds/cyclonedds#2469 · Filter by author JasonGross opened on Oct 2, 2026

• Windows static library build fails with MinGW

  eclipse-cyclonedds/cyclonedds#2466 · Filter by author Flo1991 opened on Sep 19, 2026

• ExternalNetworkAddress configuration doesn't work on TCP Client if port is -1

  eclipse-cyclonedds/cyclonedds#2464 · Filter by author vergiliascarlet opened on Sep 15, 2026

• TCP connections freeze and drop off if participant is in connect state

  eclipse-cyclonedds/cyclonedds#2463 · Filter by author vergiliascarlet opened on Sep 15, 2026

• CycloneDDS accepts an XCDR1 payload whose sequence<long, 5> length is zero while trailing serialized elements remain in the sample

  eclipse-cyclonedds/cyclonedds#2453 · Filter by author wuyuqa opened on Aug 28, 2026

• RTPS checksum support

  eclipse-cyclonedds/cyclonedds#2452 · Filter by author KHTangent opened on Aug 28, 2026

• Octets past the type's CDR extent are accepted and silently discarded; FastDDS rejects the same sample

  eclipse-cyclonedds/cyclonedds#2445 · Filter by author cleitonaugusto opened on Aug 7, 2026
  2

• CycloneDDS CDR stream accepts zero-length payload for @appendable type and deserializes it as a default-initialized sample

  eclipse-cyclonedds/cyclonedds#2432 · Filter by author wuyuqa opened on Jul 24, 2026

• cyclonedds.xsd: IgnoreTypeInformation should be of type xs:string with a pattern

  eclipse-cyclonedds/cyclonedds#2429 · Filter by author carlocorradini opened on Jul 22, 2026

• [Enhancement] Migrate from OpenSSL PKCS7 to CMS in Access Control to prepare for PQC support

  eclipse-cyclonedds/cyclonedds#2428 · Filter by author bbug96-crkim opened on Jul 20, 2026

• XCDRv1 @appendable sample with trailing bytes accepted by CycloneDDS, rejected by FastDDS/OpenDDS

  eclipse-cyclonedds/cyclonedds#2427 · Filter by author wuyuqa opened on Jul 17, 2026

• Cyclone DDS 11.0.1 intermittently asserts in ddsi_fini during ROS 2 action teardown

  eclipse-cyclonedds/cyclonedds#2426 · Filter by author fishOmlette opened on Jul 14, 2026

• Potential undefined behavior on QNX with fd_set and select

  eclipse-cyclonedds/cyclonedds#2421 · Filter by author onixie opened on Jul 3, 2026

• QoS provider failes to load xml with tags

  eclipse-cyclonedds/cyclonedds#2413 · Filter by author trittsv opened on Jun 13, 2026
  6

• [Question] Understanding FragmentSize setting

  eclipse-cyclonedds/cyclonedds#2396 · Filter by author a-sid opened on May 19, 2026
  2

• IDLC_GENERATE fails on Windows when using CycloneDDS 11.0.X as an installed external package

  eclipse-cyclonedds/cyclonedds#2389 · Filter by author 10ExDev opened on May 13, 2026
  2

• Circular include in SubscriberDelegate.hpp causes hard error on GCC 14+ (strict two-phase name lookup)

  eclipse-cyclonedds/cyclonedds#2388 · Filter by author ross-newman opened on May 10, 2026

• [Bug] Multiple self-deadlocks in CycloneDDS caused by recursive locking of non-recursive mutexes

  eclipse-cyclonedds/cyclonedds#2374 · Filter by author hanqing2025 opened on Mar 25, 2026
  3

• feat: @default enum field

  eclipse-cyclonedds/cyclonedds#2361 · Filter by author carlocorradini opened on Feb 27, 2026
  1

• Performance is unacceptable in small robot network

  eclipse-cyclonedds/cyclonedds#2355 · Filter by author Russ76 opened on Feb 25, 2026
  1

• CycloneDDS on S32G3 NXP platform

  eclipse-cyclonedds/cyclonedds#2341 · Filter by author rizahmad opened on Jan 21, 2026
  2

• libcdr depends ddsrt

  eclipse-cyclonedds/cyclonedds#2337 · Filter by author junhee-lee-42dot opened on Jan 14, 2026
  1

• libddsc.so.0.10.5 has an crush

  eclipse-cyclonedds/cyclonedds#2329 · Filter by author guoyanzhang920817 opened on Dec 11, 2025
  4