Advisoriesby IbisArista NetworksCVE-2026-73455
On affected platforms running Arista EOS with Open Shortest Path First version...
Fix: upgrade to 4.33.0F or later
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 versions
| Package | Affected | Fixed in |
|---|---|---|
| EOS Product | >= 1.0.0, < 4.33.0F | 4.33.0F |
| >= 4.33.0F, <= 4.33.8M | No fix yet | |
| >= 4.34.0F, <= 4.34.6M | No fix yet | |
| >= 4.35.0F, <= 4.35.4M | No fix yet |
Details and references
- CVSS 4.0
- CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- Severity from
- the vendor (its own CVE record or advisory)
- Weakness
- CWE-130