CVE-2026-64531: net: openvswitch: reject oversized nested action attrs

Overview

Severity
Medium (CVSS 4.4)
CVSS Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L
Exploit Status
Not Exploited
Patch Tuesday
2026-Aug
Released
2026-08-07
EPSS Score
0.13% (percentile: 2.9%)

Detection & Weaponization (1 sources)

Maturity: Exploit

  • GitHub PoC: 4 repositories

Affected Products (1)

Open Source Software

  • azl3 kernel 6.6.144.1-1 on Azure Linux 3.0

Revision History

  • 2026-08-07: Information published.