You would be right, if Bowie had ever said he committed/engaged in homosexual acts. But he never has.
The massive cocaine abuse earlier in his career, by contrast, is something he readily admits.
The amazon cite I sent purports to detail other partners. I don’t know becaue I’ve not read it, and my purpose to connect to MSM early death is established by those 4 links at dailymail, snopes, amazon, and wiki. If you get anything any more detailed in your checking this out, please feel free to ping me to it.