https://www.justsecurity.org/87615/changes-to-uk-surveillance-regime-may-violate-international-law/

Linking to the original article and not an article summarizing the article.

TLDR The UK government wants service providers in the UK to request permission to apply updates including security updates. They may deny that permission for national security reasons.

Ie if the government wants it broken so they can keep exploiting it they will prevent anybody from getting patched.