CVE-2026-25804
Antrea has invalid enforcement order for network policy rules caused by integer overflow
Einstufung nach Quelle
Trivys eigenes Label ist CRITICAL. Kritisch laut NVD. Niedriger laut GHSA (hoch).
Beschreibung
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.
Betroffene Pakete und behobene Versionen
| Quelle | Paket | Behoben in |
|---|---|---|
| go::GitHub Security Advisory Go | antrea.io/antrea | 2.3.2, 2.4.3 |
Referenzen
- 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