FreeBSD VuXML: Documenting security issues in FreeBSD and the FreeBSD Ports Collection

OpenVPN: denial of service

Affected packages
		openvpn	<	2.7.7

Details

VuXML ID	25012057-a886-11f1-a836-b42e991fc52e
Discovery	2026-09-04
Entry	2026-09-04

OpenVPN team reports:

OpenVPN 2.x allows attackers to potentially cause a denial of service against the control channel reliability layer, either by driving the reliable TLS retransmission timeout to grow without bound, or by sending acknowledgements for packets that cannot be outstanding.

[source]

References

CVE Name	CVE-2026-84732
URL	https://nvd.nist.gov/vuln/detail/CVE-2026-84732