CVE-2023-39949
Published: 11 August 2023
eprosima Fast DDS is a C++ implementation of the Data Distribution Service standard of the Object Management Group. Prior to versions 2.9.1 and 2.6.5, improper validation of sequence numbers may lead to remotely reachable assertion failure. This can remotely crash any Fast-DDS process. Versions 2.9.1 and 2.6.5 contain a patch for this issue.
Priority
Status
| Package | Release | Status |
|---|---|---|
|
fastdds Launchpad, Ubuntu, Debian |
focal |
Does not exist
|
| bionic |
Does not exist
|
|
| jammy |
Released
(2.5.0+ds-3ubuntu0.1~esm1)
Available with Ubuntu Pro |
|
| lunar |
Released
(2.9.1+ds-1ubuntu0.1)
|
|
| trusty |
Does not exist
|
|
| upstream |
Released
(2.10.1+ds-3)
|
|
| xenial |
Does not exist
|
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 7.5 |
| Attack vector | Network |
| Attack complexity | Low |
| Privileges required | None |
| User interaction | None |
| Scope | Unchanged |
| Confidentiality | None |
| Integrity impact | None |
| Availability impact | High |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |