CVE-2025-64438

CVE-2025-64438 affects Fast DDS, a C++ implementation of the DDS standard. The issue is an Out-of-Memory (OOM) denial-of-service triggered remotely when processing RTPS GAP submessages under RELIABLE QoS: sending a GAP packet with a huge gap range causes StatefulReader::processGapMsg() to loop un...

CVE-2025-64438 Fast-DDS: Unbounded GAP range triggers OOM DoS under RELIABLE QoS

Fast DDS is a C++ implementation of the DDS Data Distribution Service standard of the OMG Object Management Group . Prior to versions 3.4.1, 3.3.1, and 2.6.11, a remotely triggerable Out-of-Memory OOM denial-of-service exists in Fast -DDS when processing RTPS GAP submessages under RELIABLE QoS. B...