As someone fixed it in a duplicate using another kernel, I chose linux as the affected source package.
** Package changed: ubuntu => linux (Ubuntu) -- Screen brightness not controllable on Lenovo Ideapad S10-3 https://bugs.launchpad.net/bugs/538256 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs