Others have given the rap beef context, but nobody has mentioned why a blood would have been on stage or why that was significant. At the end of the concert, Kendrick got a bunch of people from a bunch of LA gangs on stage and made a big show of unity.
TMZ article - mainly as a source, the article itself isn’t fantastic
You can read them as separate statements with the middle repeated and a logical AND between them:
If (8.5p1 <= your OpenSSH version) AND (your OpenSSH version < 9.8p1) Then you are vulnerable
It’s the same as saying if your OpenSSH version is between these two versions (including 8.5p1, but not 9.8p1), then you are vulnerable