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EEF-CVE-2026-55950 DTLS listener crash via race condition in dtls_packet_demux causes denial of service for all sessions

🗓️ 02 Jul 2026 16:06:24Reported by GoogleType 
osv
 osv
🔗 osv.dev👁 3 Views

Summary Time-of-check Time-of-use (TOCTOU) race condition vulnerability in Erlang/OTP ssl (dtls_packet_demux module) allows an unauthenticated remote attacker to crash all active DTLS sessions on a listener. A DTLS server listener uses a single sh...

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02 Jul 2026 16:41Current
5.8Medium risk
Vulners AI Score5.8
CVSS 48.7
3