CVE-2026-73455

On affected platforms running Arista EOS with Open Shortest Path First version 3 (OSPFv3) configured, a specially crafted packet can cause the OSPFv3 agent to restart unexpectedly.

Score

CVSS 4.0 8.9 High

Status

Awaiting Analysis - psirt@arista.com

Published

2026-09-16

Last modified

2026-09-16

Weaknesses

CWE-130

Affected products

• Eos (Arista Networks)

References

• https://www.arista.com/en/support/advisories-notices/security-advisory/24729-security-advisory-0173