CVE-2025-63829

HIGH

eProsima Fast-DDS <v3.3 - Memory Corruption

Title source: llm
STIX 2.1

Description

eProsima Fast-DDS v3.3 and before has an infinite loop vulnerability caused by integer overflow in the Time_t:: fraction() function.

Scores

CVSS v3 7.5
EPSS 0.0002
EPSS Percentile 6.0%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-190 CWE-835
Status published
Products (1)
eprosima/fast_dds < 3.3.0
Published Nov 18, 2025
Tracked Since Feb 18, 2026