Perhaps they are trying to improve the situation, but I read Debian security advisories regularly, and they are almost always published without a fix on the tes

Perhaps they are trying to improve the situation, but I read Debian security advisories regularly, and they are almost always published without a fix on the testing branch. Unstable is the Debian branch to use if stable is too slow for one's tastes. The testing branch is just for testing and it's really not safe to use on the internet.