What’s Vulnerable › Vulnerabilities

CVE-2025-63829

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2025-11-18 · updated 2026-06-17
• Weakness: CWE-190

Description

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

Affected products

• eProsima Fast-DDS: through 3.3.0

References

• https://gist.github.com/lkloliver/b00377bec754d4aa1dc731be210d5889
• https://github.com/eProsima/Fast-DDS/blob/master/src/cpp/fastdds/core/Time_t.cpp#L67

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