[USN-6306-1] Fast DDS vulnerabilities

==========================================================================  Ubuntu Security Notice USN-6306-1  August 24, 2023    fastdds vulnerabilities  ==========================================================================    A security issue affects these releases of Ubuntu and its derivatives:    - Ubuntu 23.04  - Ubuntu 22.04 LTS (Available with Ubuntu Pro)    Summary:    Fast DDS could be made to crash or expose sensitive information if it  received specially crafted input.    Software Description:  - fastdds: eProsima FastDDS Discovery Server and Tools    Details:    It was discovered that Fast DDS incorrectly handled certain inputs.  A remote attacker could possibly use this issue to cause a denial of  service and information exposure. This issue only affected Ubuntu  22.04 LTS. (CVE-2021-38425)    It was discovered that Fast DDS incorrectly handled certain inputs.  An attacker could possibly use this issue to cause a crash.  (CVE-2023-39534, CVE-2023-39945, CVE-2023-39946, CVE-2023-39947,  CVE-2023-39948, CVE-2023-39949)    Update instructions:    The problem can be corrected by updating your system to the following  package versions:    Ubuntu 23.04:    fastdds-tools                   2.9.1+ds-1ubuntu0.1    libfastrtps2.9                  2.9.1+ds-1ubuntu0.1    Ubuntu 22.04 LTS (Available with Ubuntu Pro):    fastdds-tools                   2.5.0+ds-3ubuntu0.1~esm1    libfastrtps2.5                  2.5.0+ds-3ubuntu0.1~esm1    In general, a standard system update will make all the necessary changes.    References:    https://ubuntu.com/security/notices/USN-6306-1    CVE-2021-38425, CVE-2023-39534, CVE-2023-39945, CVE-2023-39946,    CVE-2023-39947, CVE-2023-39948, CVE-2023-39949    Package Information:    https://launchpad.net/ubuntu/+source/fastdds/2.9.1+ds-1ubuntu0.1