Libssh: memory exhaustion via repeated key exchange in libssh

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CVE-2025-8277

CVE-2025-8277 is a libssh issue where the KEX memory is not freed during repeated incorrect KEX guesses, causing a memory leak that can crash the client. Connected sources confirm this vulnerability and note fixes/newer releases. Affected versions include libssh prior to the patched line (e.g., u...