CVE-2025-62599

eprosima Fast DDS affected by Out-of-Memory in readPropertySeq via Manipulated DATA Submessage when DDS Security is enabled

HIGH
7.5
CVSS Score
Published: February 3, 2026 at 05:54 PM UTC
Updated: June 17, 2026 at 09:52 AM UTC
2 products affected across 2 vendorsDebian LinuxFast DDS

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Severity
HIGH7.5
Exploit prediction
EPSS 0.4%
SSVC
No known exploit

Description

Fast DDS is a C++ implementation of the DDS (Data Distribution Service) standard of the OMG (Object Management Group ). Prior to versions 3.4.1, 3.3.1, and 2.6.11, when the security mode is enabled, modifying the DATA Submessage within an SPDP packet sent by a publisher causes an Out-Of-Memory (OOM) condition, resulting in remote termination of Fast-DDS. If t he fields of PID_IDENTITY_TOKEN or PID_PERMISSION_TOKEN in the DATA Submessage — specifically by tampering with the length field in readPropertySeq — are modified, an integer overflow occurs, leading to an OOM during the resize operation. Versi ons 3.4.1, 3.3.1, and 2.6.11 patch the issue.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 2.14.6v < 2.6.11v < 3.2.4v < 3.3.1v < 3.4.23.0.0 ≤ v < 3.3.13.4.0
Affected range stops below 2.14.6, so it looks safe — our inference, not a vendor statement
Affected range stops below 2.6.11, so it looks safe — our inference, not a vendor statement
Affected range stops below 3.2.4, so it looks safe — our inference, not a vendor statement
Affected range stops below 3.3.1, so it looks safe — our inference, not a vendor statement
Affected range stops below 3.4.2, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-190CWE-125CWE-789

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