This flaw only affected generated RSA keys, ECC keys should still be OK. Yubikey provided an excellent service for replacing their products when I went through them. However, I hear the story is quite different if you bought one via Amazon.
And only those of 2048b or fewer.
> Yubikey provided an excellent service for replacing their products when I went through them. However, I hear the story is quite different if you bought one via Amazon.
I bought from Amazon; requested a replacement directly, great service as you say, it didn't matter where I'd bought it originally.