CVE-2026-25804 — Antrea has invalid enforcement order for network policy rules caused by integer overflow
Antrea is a Kubernetes networking solution intended to be Kubernetes native. Prior to versions 2.3.2 and 2.4.3, Antrea's network policy priority assignment system has a uint16 a…
Published: 2026-02-06 · CVSS: 8.0 · CVSS 4.0
Antrea is a Kubernetes networking solution intended to be Kubernetes native. Prior to versions 2.3.2 and 2.4.3, Antrea's network policy priority assignment system has a uint16 arithmetic overflow bug that causes incorrect OpenFlow priority calculations when handling a large numbers of policies with various priority values. This results in potentially incorrect traffic enforcement. This issue has been patched in versions 2.4.3.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7