CVE-2023-42459
fastdds - security update
7.5
HIGH
CVSS 3.1
EPSS 0.22%
Description
Fast DDS is a C++ implementation of the DDS (Data Distribution Service) standard of the OMG (Object Management Group). In affected versions specific DATA submessages can be sent to a discovery locator which may trigger a free error. This can remotely crash any Fast-DDS process. The call to free() could potentially leave the pointer in the attackers control which could lead to a double free. This issue has been addressed in versions 2.12.0, 2.11.3, 2.10.3, and 2.6.7. Users are advised to upgrade. There are no known workarounds for this vulnerability.
How to fix CVE-2023-42459
To remediate CVE-2023-42459, upgrade the affected package to a fixed version below.
- —upgrade to 2.9.1+ds-1+deb12u2 or later
- —upgrade to 2.9.1+ds-1+deb12u2 or later
Is CVE-2023-42459 being exploited?
Low — EPSS is 0.2%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 2.9.1+ds-1+deb12u2
- from 0, < 2.9.1+ds-1+deb12u2
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |