This page aggregates publicly disclosed CVE and security risk information related to fastd_project, with CVSS, EPSS, publication dates, and vulnerability intelligence data to help assess potential risk and remediation priority.
| CVE | Summary | Source | Max CVSS | EPSS % | Published | Updated |
|---|---|---|---|---|---|---|
| CVE-2025-24356 | fastd is a VPN daemon which tunnels IP packets and Ethernet frames over UDP. When receiving a data packet from an unknown IP address/port combination, fastd will assume that one of its connected peers has moved to a new address and initiate a reconnect by sending a handshake packet. This "fast reconnect" avoids having to wait for a session timeout (up to ~90s) until a new connection is established. Even a 1-byte UDP packet just containing the fastd packet type header can trigger a much larger ha | [email protected] | 6.9 | 0.62% | 2025-01-27 | 2026-06-17 |
| CVE-2020-27638 | receive.c in fastd before v21 allows denial of service (assertion failure) when receiving packets with an invalid type code. | [email protected] | 7.5 | 2.33% | 2020-10-22 | 2026-06-16 |