CVE-2026-2379

The CVE-2026-2379 issue affects Arista EOS on hardware IPSec platforms where anti-replay is disabled. When IPsec is enabled, specific events (physical interface flaps or certain agent restarts) can trigger IPsec tunnel re-establishment using existing SAs, causing sequence number mismatches betwee...

CVE-2026-2379

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, resulti...

EUVD-2026-34875

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, resulti...

CVE-2026-2379 Arista EOS IPsec Tunnel Sequence Number Mismatch via Interface Flaps when Anti-Replay is Disabled

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, resulti...

CVE-2026-2379 Arista EOS IPsec Tunnel Sequence Number Mismatch via Interface Flaps when Anti-Replay is Disabled

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, resulti...

PT-2026-47015

Name of the Vulnerable Software and Affected Versions Arista EOS affected versions not specified Description On platforms with hardware IPSec support and specific IPsec features enabled, the system may exhibit unexpected behavior. Physical interface flaps and certain agent restarts can trigger...

CVE-2026-21910

An Improper Check for Unusual or Exceptional Conditions vulnerability in the packet forwarding engine PFE of Juniper Networks Junos OS on EX4k Series and QFX5k Series platforms allows an unauthenticated network-adjacent attacker flapping an interface to cause traffic between VXLAN Network...

CVE-2024-47493 Junos OS: MX Series: Trio-based FPCs: Continuous physical Interface flaps causes local FPC to crash

A Missing Release of Memory after Effective Lifetime vulnerability in the Packet Forwarding Engine PFE of the Juniper Networks Junos OS on the MX Series platforms with Trio-based FPCs allows an unauthenticated, adjacent attacker to cause a Denial of Service DoS. In case of channelized Modular...

CVE-2024-47493 Junos OS: MX Series: Trio-based FPCs: Continuous physical Interface flaps causes local FPC to crash

A Missing Release of Memory after Effective Lifetime vulnerability in the Packet Forwarding Engine PFE of the Juniper Networks Junos OS on the MX Series platforms with Trio-based FPCs allows an unauthenticated, adjacent attacker to cause a Denial of Service DoS. In case of channelized Modular...

PT-2024-7132

Name of the Vulnerable Software and Affected Versions Junos OS versions prior to 21.2R3-S7 Junos OS versions from 21.4 before 21.4R3-S6 Junos OS versions from 22.1 before 22.1R3-S5 Junos OS versions from 22.2 before 22.2R3-S3 Junos OS versions from 22.3 before 22.3R3-S2 Junos OS versions from 22....

CVE-2024-30387

A Missing Synchronization vulnerability in the Packet Forwarding Engine PFE of Juniper Networks Junos OS on ACX5448 and ACX710 allows an unauthenticated, adjacent attacker to cause a Denial-of-Service DoS. If an interface flaps while the system gathers statistics on that interface, two processes...

CVE-2024-30387 Junos OS: ACX5448 & ACX710: Due to interface flaps the PFE process can crash

A Missing Synchronization vulnerability in the Packet Forwarding Engine PFE of Juniper Networks Junos OS on ACX5448 and ACX710 allows an unauthenticated, adjacent attacker to cause a Denial-of-Service DoS. If an interface flaps while the system gathers statistics on that interface, two processes...

CVE-2024-30387 Junos OS: ACX5448 & ACX710: Due to interface flaps the PFE process can crash

A Missing Synchronization vulnerability in the Packet Forwarding Engine PFE of Juniper Networks Junos OS on ACX5448 and ACX710 allows an unauthenticated, adjacent attacker to cause a Denial-of-Service DoS. If an interface flaps while the system gathers statistics on that interface, two processes...

CVE-2022-22209 Junos OS: RIB and PFEs can get out of sync due to a memory leak caused by interface flaps or route churn

A Missing Release of Memory after Effective Lifetime vulnerability in the kernel of Juniper Networks Junos OS allows an unauthenticated network based attacker to cause a Denial of Service DoS. On all Junos platforms, the Kernel Routing Table KRT queue can get stuck due to a memory leak triggered ...

CVE-2020-1625 Junos OS: Kernel memory leak in virtual-memory due to interface flaps

The kernel memory usage represented as "temp" via 'show system virtual-memory' may constantly increase when Integrated Routing and Bridging IRB is configured with multiple underlay physical interfaces, and one interface flaps. This memory leak can affect running daemons processes, leading to an...