CVE-2026-73455 — Security Advisory 0173

CVE-2026-73455

Security Advisory 0173 PUBLISHED

Description (CNA)

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.

Affected (CNA)

Vendor / product	Versions
Arista Networks / EOS	affected 1.0.0 before 4.33.0F; affected 4.33.0F through 4.33.8M; affected 4.34.0F through 4.34.6M; affected 4.35.0F through 4.35.4M; affected 4.36.0F through 4.36.0.1F

CWE

CWE-130

References

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

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.