Description
eProsima Fast DDS versions prior to 2.4.0 (#2269) are susceptible to exploitation when an attacker sends a specially crafted packet to flood a target device with unwanted traffic, which may result in a denial-of-service condition and information exposure.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| eProsima | Fast DDS | unspecified – < 2.4.0 (#2269) | 2.4.0 (#2269) |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 13 | fastdds | 2.6.1+ds-1 | — |
| Debian 12 | fastdds | 2.6.1+ds-1 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 22.04 LTS | fastdds | 2.5.0+ds-3ubuntu0.1~esm1 | USN-6306-1 |
Advisories 2
- USN-6306-1 fastdds vulnerabilities Ubuntu Security Notices (USN) · Apr 27, 2026
- ICSA-21-315-02 Multiple Data Distribution Service (DDS) Implementations (Update A) CISA ICS & IT advisories · Feb 1, 2022