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CVE-2026-55653

🗓️ 23 Jun 2026 03:36:18Reported by redhat.comType 
redhatcve
 redhatcve
🔗 access.redhat.com👁 5 Views

OpenSSH in FIPS mode DoS via a double free in Diffie-Hellman Group Exchange validation; disable diffie-hellman-group-exchange-sha256 in KexAlgorithms.

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