USN-6306-1: Fast DDS vulnerabilities

Published Aug 24, 2023
·
Updated

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)

Affected Software

8 affected componentsFixes available
All of the following
ubuntu/fastdds-tools<2.9.1+ds-1ubuntu0.1
2.9.1+ds-1ubuntu0.1
Ubuntu Ubuntu=23.04
All of the following
ubuntu/libfastrtps2.9<2.9.1+ds-1ubuntu0.1
2.9.1+ds-1ubuntu0.1
Ubuntu Ubuntu=23.04
All of the following
ubuntu/fastdds-tools<2.5.0+ds-3ubuntu0.1~esm1
2.5.0+ds-3ubuntu0.1~esm1
Ubuntu Ubuntu=22.04
All of the following
ubuntu/libfastrtps2.5<2.5.0+ds-3ubuntu0.1~esm1
2.5.0+ds-3ubuntu0.1~esm1
Ubuntu Ubuntu=22.04

Event History

Aug 24, 2023
Advisory Published
via Ubuntu·12:00 AM
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Frequently Asked Questions

1

What is the severity of USN-6306-1?

The severity of USN-6306-1 is not provided in the information provided.

2

How does Fast DDS handle certain inputs?

Fast DDS incorrectly handles certain inputs.

3

What can a remote attacker do with the Fast DDS vulnerability?

A remote attacker could possibly cause a denial of service and information exposure.

4

Which versions of Ubuntu are affected by the Fast DDS vulnerability?

The Fast DDS vulnerability only affects Ubuntu 22.04 LTS.

5

How can I fix the Fast DDS vulnerability?

To fix the Fast DDS vulnerability, update to version 2.9.1+ds-1ubuntu0.1 of fastdds-tools and libfastrtps2.9 on Ubuntu 22.04 LTS.

Contact

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