CVE-2026-73460 — Security Advisory 0160
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 gra…
Published: 2026-09-15 · CVSS: 7.0 · CVSS 4.0
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.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7