What is CVE-2026-45840?

CVE-2026-45840 is a security advisory published by Microsoft Security Response Center (MSRC). openvswitch: cap upcall PID array size and pre-size vport replies

Which CVE IDs does CVE-2026-45840 cover?

CVE-2026-45840 covers the following CVE IDs: CVE-2026-45840. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

CVE-2026-45840

openvswitch: cap upcall PID array size and pre-size vport replies

Vendor

Microsoft Security Response Center (MSRC)

Published

May 28, 2026

Last Modified

—

🔗 CVE IDs covered (1)

CVE-2026-45840 →