[USN-6306-1] Fast DDS vulnerabilities

[Allen Huang]

==========================================================================
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

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