CVE-2026-25804
Antrea has invalid enforcement order for network policy rules caused by integer overflow
Severidad por fuente
La etiqueta propia de Trivy es CRITICAL. Crítica según NVD. Más baja según GHSA (alta).
Descripción
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.
Paquetes afectados y versiones corregidas
| Fuente | Paquete | Corregido en |
|---|---|---|
| go::GitHub Security Advisory Go | antrea.io/antrea | 2.3.2, 2.4.3 |
Referencias
- https://gist.github.com/antoninbas/c429cc3e5bb8479ba7ff38fd6fde59d9
- https://github.com/antrea-io/antrea
- https://github.com/antrea-io/antrea/blob/main/docs/antrea-network-policy.md
- https://github.com/antrea-io/antrea/commit/86c4b6010f3be536866f339b632621c23d7186fa
- https://github.com/antrea-io/antrea/pull/7496
- https://github.com/antrea-io/antrea/security/advisories/GHSA-86x4-wp9f-wrr9
- https://nvd.nist.gov/vuln/detail/CVE-2026-25804