CVE-2025-8872CWE-400

A specially crafted packet can cause the OSFPv3 process to have high CPU utilization which may result in the OSFPv3 process being restarted

High · published December 16, 2025

CVSS v4.0
7.1
EPSS
0%
Percentile
21.6
In the wild
Unconfirmed
What it is

On affected platforms running Arista EOS with OSPFv3 configured, a specially crafted packet can cause the OSFPv3 process to have high CPU utilization which may result in the OSFPv3 process being restarted. This may cause disruption in the OSFPv3 routes on the switch.

This issue was discovered internally by Arista and is not aware of any malicious uses of this issue in customer networks.

The record
Technical detail
CVSS v4.0
7.1 · HIGH
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
EPSS
0.00301 · 21.6th percentile
Weakness
CWE-400 · Uncontrolled Resource Consumption
Published
2025-12-16T19:32Z
EPSS history
Timeline
  • 16 DEC 19:32Z
    A specially crafted packet can cause the OSFPv3 process to have high CPU utilization which may result in the OSFPv3 process being restarted
    cvelistv5