Add size check in wh_Client_Curve25519SharedSecret#361
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bigbrett
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May 11, 2026
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Hmm could we actually change this to mirror how we do it in ECDH and simply gating the memcpy on out_size != NULL? As written, when a caller passes an output buffer but no size pointer, the function still writes the server's data into that buffer without checking it fits. Would simplify the logic
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Fixes F-3799