Probably old news

Estimated per act risk for acquisition of HIV by exposure route Exposure Route Estimated infections per 10,000 exposures to an infected source

Blood Transfusion 9,000[47]
Childbirth 2,500[48]
Needle-sharing injection drug use 67
Receptive anal intercourse* 50
Percutaneous needle stick 30
Receptive penile-vaginal intercourse* 10
Insertive anal intercourse* 6.5
Insertive penile-vaginal intercourse* 5
Receptive oral intercourse* 1
Insertive oral intercourse* 0.5
* assuming no condom use

[pulsarcolosal]

I had unprotected insertive oral sex (i

[wantinfo2]

This indicates that it would occur one half of ONE time out of 10,000 exposures to a CONFIRMED HIV positive person.  Pretty much NO RISK AT ALL.