CVE-2026-74465

A flaw was found in the Linux kernel's Open vSwitch OVS component. When a new meter is attached, the attachmeter function makes it visible to other central processing units CPUs before all checks are complete. If the attachment fails, the meter is freed without waiting for other CPUs to stop usin...

CVE-2026-74465

The CVE-2026-74465 entry describes a potential use-after-free in Linux kernel/Open vSwitch meter handling: attach_meter() may briefly expose a newly created meter and later free it on failure via ovs_meter_cmd_set(), risking UAF if RC reader/window timing allows access. The fix (per the reports) ...