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-2026-21910 Junos OS: EX4k Series, QFX5k Series: In an EVPN-VXLAN configuration link flaps cause Inter-VNI traffic drop

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-2026-21910

CVE-2026-21910 affects Junos OS on EX4k Series and QFX5k Series with EVPN-VXLAN LAG/VPLAG. An unauthenticated, network-adjacent attacker can trigger a link flap, which in configurations with multiple load-balanced next-hops can cause Inter-VNI traffic to drop, resulting in DoS. Recovery requires ...

CVE-2024-21613 Junos OS and Junos OS Evolved: A link flap causes patroot memory leak which leads to rpd crash

A Missing Release of Memory after Effective Lifetime vulnerability in Routing Protocol Daemon RPD of Juniper Networks Junos OS and Junos OS Evolved allows an unauthenticated, adjacent attacker to cause an rpd crash, leading to Denial of Service DoS. On all Junos OS and Junos OS Evolved platforms,...

kernel security and bug fix update

2.6.32-279.5.1.el6 - net 8021q/vlan: filter device events on bonds Neil Horman 842429 841983 2.6.32-279.4.1.el6 - fs proc: stats: Use archidletime for idle and iowait times if available Steve Best 841579 841149 - drm i915: fix integer overflow in i915gemexecbuffer2 Jacob Tanenbaum 824553 824555...