CVE-2026-73468
Medium
Description
A specially crafted packet can cause the premature expiry of multicast forwarding state on affected interfaces, potentially resulting in temporary multicast traffic loss during the affected period.
SeverityMedium
CVSS6.5
Exploit probability—
ProductEOS
PublishedSep 16, 2026
First seenSep 16, 2026
Weakness typeCWE-670CWE-670
How to fix
Update
- Arista Networks EOS4.33.0F or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Arista Networks EOS | 1.0.0 ≤ v < 4.33.0F, 4.33.0F ≤ v ≤ 4.33.8M, 4.34.0F ≤ v ≤ 4.34.7.1M, 4.35.0F ≤ v ≤ 4.35.5M, 4.36.0F ≤ v ≤ 4.36.1F | 4.33.0F |
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