1. Ubuntu Security Notices
  2. USN-6306-1

USN-6306-1: Fast DDS vulnerabilities

Publication date

24 August 2023

Overview

Fast DDS could be made to crash or expose sensitive information if it received specially crafted input.

Releases

Packages

  • 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)

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

In general, a standard system update will make all the necessary changes.

Learn more about how to get the fixes.

The problem can be corrected by updating your system to the following package versions:

Ubuntu Release Package Version
23.04 lunar fastdds-tools –  2.9.1+ds-1ubuntu0.1
libfastrtps2.9 –  2.9.1+ds-1ubuntu0.1
22.04 jammy fastdds-tools –  2.5.0+ds-3ubuntu0.1~esm1  
libfastrtps2.5 –  2.5.0+ds-3ubuntu0.1~esm1  

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References

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