CVE-2023-39948: Debian Linux

High severity, CVSS 7.5. EPSS: 1% chance of exploitation in the next 30 days.

eprosima Fast DDS is a C++ implementation of the Data Distribution Service standard of the Object Management Group. Prior to versions 2.10.0 and 2.6.5, the `BadParamException` thrown by Fast CDR is not caught in Fast DDS. This can remotely crash any Fast DDS process. Versions 2.10.0 and 2.6.5 contain a patch for this issue.

Affected products

• Debian Debian Linux: version 11.0 only; version 12.0 only
• Eprosima Fast Dds: from 2.6.0, before 2.6.5 (fixed in 2.6.5); version 2.10.0 only

Published 2023-08-11. Last modified 2026-06-17.