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CVE-2026-73430 Russh: Pre-auth remote panic via all-zero Curve25519 peer public value (encode_mpint OOB)

🗓️ 12 Aug 2026 20:55:38Reported by GoogleType 
osv
 osv
🔗 osv.dev👁 3 Views

Russh pre-0.62.4 panics on all-zero Curve25519 peer value causing remote DoS before authentication.

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13 Aug 2026 15:41Current
5.4Medium risk
Vulners AI Score5.4
CVSS 3.15.3
3