CVE-2026-84732

Summary

Retransmissions of ACK packet ID in OpenVPN through 2.6.22 and 2.7.6 allow remote unauthenticated attackers to cause a denial of service via crafted inputs that trigger a timeout integer overflow

Affected Software

VendorProductVersion RangeStatus
OpenVPNOpenVPN0 <= 2.6.22affected
OpenVPNOpenVPN0 <= 2.7.6affected

Weaknesses

  • CWE-190: CWE-190 Integer overflow or wraparound

References