CVE-2023-39949 Information

Description

eprosima Fast DDS is a C++ implementation of the Data Distribution Service standard of the Object Management Group. Prior to versions 2.9.1 and 2.6.5 improper validation of sequence numbers may lead to remotely reachable assertion failure. This can remotely crash any Fast-DDS process. Versions 2.9.1 and 2.6.5 contain a patch for this issue.

Reference

https://github.com/eProsima/Fast-DDS/issues/3236 https://github.com/eProsima/Fast-DDS/blob/v2.9.0/src/cpp/rtps/messages/MessageReceiver.cpp#L1059 https://github.com/eProsima/Fast-DDS/security/advisories/GHSA-3jv9-j9x3-95cg