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Medium · 4.5 CVE-2025-24807 EUVD-2025-3949

Fast DDS does not verify Permissions CA

Published Feb 11, 2025 · Updated Feb 11, 2025 · Assigned by GitHub_M

Description

eprosima Fast DDS is a C++ implementation of the DDS (Data Distribution Service) standard of the OMG (Object Management Group). Prior to versions 2.6.10, 2.10.7, 2.14.5, 3.0.2, 3.1.2, and 3.2.0, per design, PermissionsCA is not full chain validated, nor is the expiration date validated. Access control plugin validates only the S/MIME signature which causes an expired PermissionsCA to be taken as valid. Even though this issue is responsible for allowing `governance/permissions` from an expired PermissionsCA and having the system crash when PermissionsCA is not self-signed and contains the full-chain, the impact is low. Versions 2.6.10, 2.10.7, 2.14.5, 3.0.2, 3.1.2, and 3.2.0 contain a fix for the issue.

Affected products

VendorProductAffectedFixed
eProsima Fast-DDS < 2.6.10, >= 2.7.0, < 2.10.7, >= 2.11.0, < 2.14.5, >= 3.0.0, < 3.0.2, >= 3.1.0, < 3.1.2 —

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.

ReleasePackageFixed inAdvisory
Debian 13 fastdds 3.1.2+ds-1 —
Debian 12 fastdds No fix yet —
ReleasePackageFixed inAdvisory
Ubuntu 26.10 fastdds No fix yet —
Ubuntu 26.04 LTS fastdds No fix yet —
Ubuntu 25.10 fastdds No fix yet —
Ubuntu 24.04 LTS fastdds No fix yet —
Show 1 more (older releases, extended support, other products)
ReleasePackageFixed inAdvisory
Ubuntu Pro 22.04 LTS fastdds No fix yet —

References