Security Advisory

CVE-2026-73460

CVE vulnerability detail - eXtreme Datacenter Security Operations

Published 2026-09-15 23:20:43

Last updated 2026-09-16 19:35:40

Assigner Arista

CVSS score 7.0

State PUBLISHED

Description

On affected platforms running Arista EOS with IS-IS graceful restart enabled, an unauthenticated attacker who can inject a malformed IS-IS LSP PDU packet can cause the IS-IS graceful restart procedure to terminate prematurely. This may result in traffic loss following a restart event.

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