CVE-2026-74464

kernel: net: openvswitch: fix skb leak on flow key update failure during ct

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Severity

Moderate

Red Hat Product Security

5.5

CVSS 3.1

Review impact separately from score.

Published · August 15, 2026

Updated · August 17, 2026

Description

A flaw was found in the Open vSwitch (OVS) component of the Linux kernel. This vulnerability occurs when a packet becomes unparseable during a flow key update operation. This can lead to a memory leak, potentially allowing a remote attacker to cause a denial of service by exhausting system resources.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 5.5
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CWE-772 · Missing Release of Resource after Effective Lifetime