https://youtu.be/itaQ3vkKRxg Instead of fixing this, they will probably nerf one or the other or change SV entirely. Cause...lazy
There is another bug report on this too, and it was raised during pts testing.
https://forums.elderscrollsonline.com/en/discussion/499134/bug-sheer-venom-set-is-not-activating-with-initial-damage-of-poison-injection