Medium severity5.9NVD Advisory· Published Jun 5, 2026· Updated Jun 5, 2026
CVE-2026-2379
CVE-2026-2379
Description
On affected platforms with hardware IPSec support running Arista EOS with certain IPsec features enabled, EOS may exhibit unexpected behavior in specific cases. Physical interface flaps and certain agent restarts can cause IPsec tunnel re-establishment with existing Security Associations, resulting in sequence number mismatches between tunnel endpoints potentially causing unstable communication.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
1Patches
Vulnerability mechanics
References
1News mentions
1- Arista EOS: Eleven Network Device Vulnerabilities Disclosed TogetherVypr Intelligence · Jun 5, 2026